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Plain-English real estate terms, A–Z.

Search definitions covering financing, contracts, property, title, construction, investing, and Colorado real estate. Terms are educational and can vary by situation.

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0–9

Investing, Rental & Property Management1031 Exchange: A federal tax-deferral strategy that can allow qualifying investment or business real estate to be exchanged for other qualifying real property under strict rules and deadlines.
Financing & Lending2-1 Buydown: A temporary interest-rate buydown that reduces the note rate by 2 percentage points in year one and 1 point in year two, usually funded upfront by a permitted party.
Financing & Lending3-2-1 Buydown: A temporary buydown that lowers the rate by 3 points in year one, 2 in year two and 1 in year three before returning to the full note rate.

A

Property & ConstructionAAC: Autoclaved aerated concrete, a lightweight precast masonry product containing air voids that can provide structural, thermal and fire-resistance benefits.
Title, Ownership & SurveyALTA Survey: A detailed land survey prepared to ALTA/NSPS standards, commonly used in commercial transactions and some complex residential situations.
Property & ConstructionAbove-Grade Square Footage: Finished or unfinished floor area located above ground level, as defined by the measurement standard or data source being used.
Market, Appraisal & ValuationAbsorption Rate: A measure of how quickly available homes are selling, often estimated from recent sales pace relative to active inventory.
Title, Ownership & SurveyAbstract of Title: A historical summary of recorded documents affecting title to a property. It is different from a modern title commitment or title-insurance policy.
Financing & LendingAcceleration Clause: A loan provision allowing the lender to declare the full outstanding balance due after specified defaults or triggering events.
Contracts, Negotiation & ClosingAcceptance: The point at which an offer or counteroffer is agreed to in the manner required by the contract, creating a binding agreement if legal requirements are met.
HOA, Taxes & InsuranceAccessory Dwelling Unit (ADU): A secondary independent living unit on the same property as a primary residence, subject to local zoning, building and occupancy rules.
Investing, Rental & Property ManagementAccessory Unit: A secondary space that may be used as a separate living area or rental unit if zoning, building and occupancy rules allow.
Commercial Real Estate & Capital MarketsAccredited Investor: A person or entity meeting SEC eligibility standards that can participate in certain private securities offerings; the definition can be satisfied in several ways.
Market, Appraisal & ValuationActive Listing: A property currently offered for sale and generally available for buyers to pursue, subject to MLS status rules.
HOA, Taxes & InsuranceActual Cash Value (ACV): An insurance valuation method generally reflecting replacement cost less depreciation, subject to policy wording and applicable law.
Land, Zoning & DevelopmentAdaptive Reuse: Conversion of an existing building to a new use, such as turning an office, school or warehouse into housing or another function.
Contracts, Negotiation & ClosingAddendum: A document added to a contract that supplies additional terms, disclosures or provisions.
Financing & LendingAdjustable-Rate Mortgage (ARM): A mortgage with an interest rate fixed for an initial period that can later adjust at scheduled intervals under the loan terms.
Title, Ownership & SurveyAdministrator's Deed: A deed executed by a court-authorized estate administrator, often when a decedent died without a valid will naming an executor.
Agency & BrokerageAdverse Material Fact: A fact actually known by a broker that would significantly affect a reasonable person's decision and may trigger disclosure duties under applicable law.
Title, Ownership & SurveyAdverse Possession: A legal doctrine that can allow someone to acquire title after possessing land for the required statutory period while satisfying strict legal elements. Requirements vary by state.
Investing, Rental & Property ManagementAfter Repair Value (ARV): An estimate of a property's market value after a planned renovation is completed, commonly used in fix-and-flip and value-add analysis.
Agency & BrokerageAgency: A legal relationship in which an agent is authorized to represent another person's interests within an agreed scope.
Land, Zoning & DevelopmentAir Rights: Rights to use or control the space above land or an existing structure, subject to zoning, title and other legal restrictions.
Financing & LendingAll-Inclusive Trust Deed (AITD): A wrap-style seller-financing instrument used in some jurisdictions in which the new obligation includes an existing underlying loan. Legal availability and terminology vary by state.
Property & ConstructionAluminum Branch Wiring: Residential branch-circuit wiring used in some homes, especially in the 1960s and 1970s, that can require specialized evaluation because connection points may overheat if improperly installed or maintained.
Property & ConstructionAluminum Wiring: Aluminum branch-circuit wiring used in some older homes that can require specialized evaluation because connections may behave differently from copper.
Contracts, Negotiation & ClosingAmendment: A written change to an existing contract agreed to by the parties after the original agreement has been formed.
Financing & LendingAmortization: The process of paying a loan down over time through scheduled payments that include principal and interest.
Contracts, Negotiation & ClosingAnchor Offer: An opening proposal intended to establish an initial reference point for price or terms that may influence later negotiation.
Financing & LendingAnnual Percentage Rate (APR): A standardized measure of borrowing cost that includes the interest rate plus certain loan fees and charges, expressed as an annual percentage.
Financing & LendingAppraisal: A licensed or certified appraiser's opinion of a property's market value using comparable sales, condition and other market evidence.
Financing & LendingAppraisal Contingency: A contract protection that can give a buyer rights if the property does not appraise at the value required by the agreement or financing.
Financing & LendingAppraisal Gap: The difference between a contract price and a lower appraised value when the buyer agrees to cover some or all of that difference with additional cash.
Contracts, Negotiation & ClosingAppraisal Gap Coverage: An offer term in which a buyer agrees to cover some specified difference between contract price and a lower appraisal with additional cash, subject to the exact contract language.
Investing, Rental & Property ManagementAppreciation: An increase in property value over time caused by market conditions, inflation, scarcity, improvements or other factors. Appreciation is not guaranteed.
Property & ConstructionArchitectural Shingles: Asphalt composition shingles made with layered material to create a thicker profile and often a longer expected service life than basic three-tab shingles.
Due Diligence & InspectionAs-Is: A sale condition generally indicating the seller does not intend to make repairs, while disclosure duties, inspection rights and contract terms can still apply.
Property & ConstructionAsbestos: A mineral fiber used in some older building materials that can create health hazards when fibers become airborne and are inhaled.
Market, Appraisal & ValuationAssemblage: The process of combining adjoining parcels under common ownership or control for a larger development or use.
HOA, Taxes & InsuranceAssessment: A charge levied by an HOA, government or other authorized entity. It may be regular, special or tied to property value depending on context.
Contracts, Negotiation & ClosingAssignment: A transfer of certain contractual rights or interests from one party to another when the contract and law permit it.
Investing, Rental & Property ManagementAssignment Fee: Compensation earned for assigning contractual purchase rights to another buyer when assignment is permitted by the contract and applicable law.
Investing, Rental & Property ManagementAssignment of Lease: A transfer of a tenant's leasehold rights and obligations to another party, usually requiring compliance with the lease and often landlord approval.
Financing & LendingAssumable Mortgage: A mortgage that may allow a qualified buyer to take over the seller's existing loan terms, subject to lender and program rules.
Property & ConstructionAttic Ventilation: The intake and exhaust vent system intended to move moisture and heat out of an attic and help protect the roof assembly.
Financing & LendingAutomated Underwriting System (AUS): Software lenders use to evaluate borrower and loan data against program guidelines and return an underwriting recommendation.
Market, Appraisal & ValuationAutomated Valuation Model (AVM): A computer-generated property value estimate based on algorithms and available data. It is not the same as a full appraisal or property-specific market analysis.

B

Contracts, Negotiation & ClosingBATNA: Best Alternative To a Negotiated Agreement, meaning the strongest realistic option a party has if the current negotiation does not produce a deal.
Property & ConstructionBIM: Building Information Modeling, a digital process for coordinating architectural, structural and building-system information in a shared 3D model.
Investing, Rental & Property ManagementBRRRR Method: An investor strategy summarized as Buy, Rehab, Rent, Refinance and Repeat, with results depending heavily on acquisition price, renovation execution, rents and refinance terms.
Property & ConstructionBackfill: Soil or other approved material placed back around foundations, utilities or excavations after underground construction is completed.
Contracts, Negotiation & ClosingBackup Offer: A contract that places a buyer in a secondary position and may become primary if the first transaction terminates under its terms.
Property & ConstructionBalloon Framing: An older wood-framing method in which wall studs can extend continuously past multiple floor levels rather than stopping at each floor platform.
Financing & LendingBalloon Mortgage: A mortgage that does not fully amortize over its scheduled term, leaving a larger balance due in a final balloon payment.
Financing & LendingBalloon Payment: A large lump-sum payment due at the end of a loan term when regular payments have not fully amortized the balance.
Title, Ownership & SurveyBargain and Sale Deed: A deed form used in some jurisdictions that conveys the grantor's interest with limited or no warranties depending on the deed language and state law.
Commercial Real Estate & Capital MarketsBase Year: The reference year of operating expenses used in some commercial leases to determine future tenant pass-throughs.
Financing & LendingBasis Points: A way to express small rate changes. One basis point equals 0.01 percentage point, so 100 basis points equal 1 percentage point.
Contracts, Negotiation & ClosingBilateral Contract: A contract formed through an exchange of promises, with each party undertaking obligations to the other.
Financing & LendingBlanket Mortgage: One loan secured by more than one property or parcel, often used by investors or developers with multiple assets.
Property & ConstructionBoiler: A heating appliance that warms water and circulates hot water or steam through radiators, baseboards or radiant systems.
Financing & LendingBridge Loan: Short-term financing used to help buy a new property before a current property is sold or longer-term financing becomes available.
Agency & BrokerageBroker Compensation: Payment for brokerage services, which may be structured as a percentage, flat fee or other agreed amount and is negotiable subject to the agreement and law.
Agency & BrokerageBrokerage Agreement: A written agreement defining the relationship, services, term, duties and compensation between a real estate broker and a client.
Agency & BrokerageBrokerage Relationship: The legal relationship under which a broker works with a buyer or seller, such as single agency or transaction-brokerage in Colorado.
Land, Zoning & DevelopmentBrownfield: Previously developed property where actual or potential environmental contamination can complicate redevelopment, financing or reuse.
Land, Zoning & DevelopmentBuffer Strip: A landscaped, open or setback area separating land uses or protecting roads, waterways, property edges or environmentally sensitive areas.
Commercial Real Estate & Capital MarketsBuild-to-Suit: A development arrangement in which a property is designed and constructed specifically for a particular tenant or buyer.
Property & ConstructionBuilding Envelope: The exterior shell separating conditioned space from outdoors, including walls, roof, windows, doors, insulation and air barriers.
Property & ConstructionBuilding Load Calculation: An engineering or HVAC calculation estimating structural loads or heating and cooling demands, depending on context.
Due Diligence & InspectionBuilding Permit: Official authorization from the applicable government agency for construction or alteration work that requires permitting.
Buying, Selling & Industry TermsBuyer Consultation: An early planning conversation covering budget, financing, timing, location, property type, representation and buyer priorities before serious home shopping begins.
Buying, Selling & Industry TermsBuyer Walkthrough: A property visit used to evaluate layout, condition, location, features and fit before deciding whether to write an offer.
Agency & BrokerageBuyer's Agent: A real estate licensee who represents a buyer's interests under the applicable brokerage relationship and written agreement.
Market, Appraisal & ValuationBuyer's Market: A market with relatively high supply or softer demand, often giving buyers more choices and negotiating leverage.

C

HOA, Taxes & InsuranceCC&Rs: Covenants, conditions and restrictions recorded against property that can regulate use, architecture, maintenance and other ownership matters.
Property & ConstructionCLT: Cross-laminated timber, an engineered structural wood panel made by bonding layers of lumber at alternating directions.
Commercial Real Estate & Capital MarketsCMBS: Commercial mortgage-backed securities, bonds backed by pools of commercial mortgage loans.
Property & ConstructionCMU: Concrete masonry unit, commonly called concrete block, used in foundation walls, structural walls and commercial construction.
Property & ConstructionCPVC Pipe: A rigid plastic piping material used for hot and cold domestic water supply in some homes.
Investing, Rental & Property ManagementCap Rate: Capitalization rate, calculated by dividing annual net operating income by property value or purchase price, before financing.
Commercial Real Estate & Capital MarketsCapital Call: A formal request for investors or partners to contribute additional capital under the terms of an investment agreement.
Investing, Rental & Property ManagementCapital Gains Tax: Tax that may apply to profit from selling an asset, including real estate, after adjusting for basis, exclusions and other tax rules.
Property & ConstructionCarbon Monoxide Detector: A safety device that detects carbon monoxide, a colorless and odorless gas produced by incomplete combustion.
Investing, Rental & Property ManagementCash Flow: The money remaining from property income after paying operating expenses and debt service over a given period.
Financing & LendingCash to Close: The total money a buyer must bring to closing after accounting for down payment, costs, credits, deposits and other adjustments.
Commercial Real Estate & Capital MarketsCash-Flow Waterfall: A distribution framework specifying the order in which property cash flow and sale proceeds are allocated among investors or partners.
Financing & LendingCash-Out Refinance: A refinance that replaces an existing mortgage with a larger loan and returns some of the homeowner's equity as cash.
Investing, Rental & Property ManagementCash-on-Cash Return: Annual pre-tax cash flow divided by the investor's actual cash invested, used to compare leveraged real-estate returns.
Property & ConstructionCertificate of Occupancy (CO): A local-government document confirming that a building or specified use has met applicable requirements for lawful occupancy at the time of issuance.
Title, Ownership & SurveyChain of Title: The sequence of recorded ownership transfers and other title events affecting a property over time.
Property & ConstructionChange Order: A written modification to an existing construction agreement changing scope, price, materials, schedule or other project terms.
Property & ConstructionCladding: The exterior finish or protective layer attached to a building, such as brick veneer, siding, metal panels, stucco or stone.
Title, Ownership & SurveyClosing: The process in which transaction documents and funds are finalized so ownership can transfer according to the contract.
Title, Ownership & SurveyClosing Agent: The neutral party or company coordinating documents, funds and recording for closing, subject to state practice and the transaction structure.
Financing & LendingClosing Costs: Expenses connected with a purchase or loan, such as lender fees, title charges, prepaid items, recording fees and other transaction costs.
Buying, Selling & Industry TermsClosing Date: The date the contract identifies for completing the transaction and transferring ownership, subject to the agreement and closing process.
Financing & LendingClosing Disclosure (CD): A federal mortgage disclosure showing final loan terms, projected payments and closing costs for many consumer mortgage transactions.
Title, Ownership & SurveyClosing Statement: A document showing transaction debits, credits, charges and amounts due from each party at closing.
Title, Ownership & SurveyCloud on Title: A claim, defect, lien or recorded issue that can create uncertainty about ownership or marketable title.
Agency & BrokerageCo-Broke: Informal industry shorthand for cooperation between separate brokerages in the same transaction, which may include an agreement concerning compensation.
Commercial Real Estate & Capital MarketsCo-Living: A housing model where residents rent private bedrooms or suites while sharing kitchens, living spaces or other amenities.
HOA, Taxes & InsuranceCoinsurance Clause: A commercial or property-insurance provision that can reduce claim payments when insured value falls below a required percentage of the property's insurable value.
Commercial Real Estate & Capital MarketsCold Storage Real Estate: Temperature-controlled industrial property designed for food, pharmaceuticals or other goods requiring refrigerated or frozen storage.
Buying, Selling & Industry TermsComing Soon: A marketing status used in some MLS systems before a listing becomes fully active, with rules governing showings and promotion.
Agency & BrokerageComing Soon Listing: A listing status used before full active marketing or showings under the rules of the applicable MLS and brokerage.
Agency & BrokerageCommission: A common industry term for broker compensation earned for performing the services agreed to in a listing, buyer or other brokerage agreement, often paid when the agreed transaction is successfully completed. The amount and structure are negotiable and should be stated in the written agreement.
Commercial Real Estate & Capital MarketsCommon Area Maintenance (CAM): Operating expenses associated with shared areas of a commercial property that may be allocated among tenants under their leases.
HOA, Taxes & InsuranceCommon Elements: Parts of a condominium or common-interest community owned or maintained collectively rather than by one unit owner.
HOA, Taxes & InsuranceCommon-Interest Community: A community where owners share obligations or rights in common property, assessments or governance through an association or similar structure.
Land, Zoning & DevelopmentCompaction Test: A geotechnical test evaluating whether placed soil has been compacted to the density required for the intended construction.
Market, Appraisal & ValuationComparable Sale (Comp): A recently sold property used as evidence when estimating another property's market value.
Market, Appraisal & ValuationComparable Sales (Comps): Recently sold properties selected because their location, size, condition, features and market context help inform a subject property's value.
Market, Appraisal & ValuationComparative Market Analysis (CMA): A real-estate professional's analysis of relevant sales, active listings, pending homes and property differences to estimate a likely market range.
Property & ConstructionComposite Decking: Deck boards made from combinations of plastic, wood fiber or other materials designed to require less maintenance than conventional wood decking.
Property & ConstructionComposition Shingle Roof: A roof covered with asphalt-based shingles made from a fiberglass or organic mat, asphalt and mineral granules. It is one of the most common residential roof types.
Investing, Rental & Property ManagementConcession Rate: A measure of discounts or incentives offered to tenants relative to scheduled rent, commonly used during lease-up or soft market conditions.
Contracts, Negotiation & ClosingConcession Request: A buyer or seller request for the other party to provide a financial credit, rate buydown, repair allowance, price adjustment or other negotiated benefit.
Property & ConstructionConcrete Foundation: A foundation system built from poured concrete or concrete block that transfers the building's loads to the ground.
Title, Ownership & SurveyCondemnation: The legal process used to take property under eminent domain, or in other contexts a governmental determination that property is unsafe or unfit for use.
Land, Zoning & DevelopmentConditional Use Permit (CUP): A discretionary local approval allowing a use that may be permitted only when stated conditions and review criteria are satisfied.
HOA, Taxes & InsuranceCondo Insurance (HO-6): A policy commonly used by condominium owners for personal property, liability, certain interior improvements and losses not covered by the association master policy.
HOA, Taxes & InsuranceCondominium: A form of ownership in which a person owns an individual unit plus an undivided interest in designated common elements.
Financing & LendingConforming Loan: A mortgage that meets the size and underwriting standards for purchase by Fannie Mae or Freddie Mac.
Contracts, Negotiation & ClosingConsideration: Something of legal value exchanged between parties as part of forming a binding contract, such as money, promises, services or property rights.
Commercial Real Estate & Capital MarketsConstruction Loan: Short-term financing used to fund construction or major renovation, typically disbursed through draws as work is completed.
Investing, Rental & Property ManagementConstructive Eviction: A legal doctrine under which severe landlord interference or failure to maintain required conditions may justify a tenant leaving and asserting that possession became unusable, depending on the facts and law.
Contracts, Negotiation & ClosingContingency: A contract condition giving a party specified rights if a stated event occurs or fails to occur by the applicable deadline.
Buying, Selling & Industry TermsContingent Sale: A purchase that depends on the buyer selling another property or satisfying a related home-sale condition.
Financing & LendingConventional Loan: A mortgage that is not insured or guaranteed by a federal housing program such as FHA, VA or USDA.
Title, Ownership & SurveyCorrection Deed: A deed recorded to correct an error in a previously recorded deed, such as a name, legal description or other clerical detail, without changing the intended transaction.
Market, Appraisal & ValuationCost Approach: A valuation method based on land value plus the current cost to reproduce or replace improvements, less applicable depreciation.
Investing, Rental & Property ManagementCost Segregation Study: A tax analysis that separates certain building components into shorter depreciation categories to accelerate depreciation deductions for qualifying investment or business property.
Contracts, Negotiation & ClosingCounteroffer: A response to an offer that changes one or more terms and generally creates a new offer for the other party to accept or reject.
Title, Ownership & SurveyCovenant of Quiet Enjoyment: A legal promise that a lawful occupant or owner can possess property without wrongful interference from someone claiming superior rights.
Property & ConstructionCrawl Space: A shallow accessible or semi-accessible area beneath part of a home, often containing utilities, insulation and structural components.
Financing & LendingCredit Score: A numerical measure derived from credit-report information that lenders use, with other factors, to assess credit risk.
Commercial Real Estate & Capital MarketsCross-Collateralization: Using more than one property or asset as collateral supporting one or more related loans.
Commercial Real Estate & Capital MarketsCross-Default Provision: A loan clause allowing a default under one agreement to trigger a default under another related loan or obligation.
Market, Appraisal & ValuationCurable Depreciation: A form of depreciation where correcting the deficiency is economically justified because the expected value benefit supports the cost.
Buying, Selling & Industry TermsCurb Appeal: The visual impression a property makes from the street, including exterior condition, landscaping, entry and overall presentation.
Land, Zoning & DevelopmentCut and Fill: Site-grading work that excavates soil from higher areas and places it in lower areas to create desired elevations and building pads.

D

Financing & LendingDSCR Loan: An investment-property loan often underwritten primarily using the property's expected rental income relative to its debt service instead of the borrower's employment income.
Commercial Real Estate & Capital MarketsData Center Real Estate: Highly specialized property built to house computing infrastructure with substantial power, connectivity, redundancy and cooling requirements.
Contracts, Negotiation & ClosingDates and Deadlines: The schedule of contract dates controlling when specific rights, objections, approvals, notices or performance must occur.
Market, Appraisal & ValuationDays on Market (DOM): The number of days a listing has been marketed as active under the applicable MLS counting rules.
Buying, Selling & Industry TermsDays to Close: The time between contract acceptance and the scheduled closing date.
Commercial Real Estate & Capital MarketsDebt Service: The required principal and interest payments due on debt during a specified period.
Investing, Rental & Property ManagementDebt Service Coverage Ratio (DSCR): A ratio comparing a property's net operating income with required debt payments. Some investment loans underwrite primarily to this metric.
Commercial Real Estate & Capital MarketsDebt Stack: The layered capital structure of borrowed funds in a real estate deal, showing senior debt, subordinate debt and their priority.
Commercial Real Estate & Capital MarketsDebt Yield: Net operating income divided by loan amount, a lender metric measuring property cash flow relative to debt principal without relying on interest rate or amortization.
Financing & LendingDebt-to-Income Ratio (DTI): The percentage of gross monthly income used for qualifying monthly debt obligations, including the proposed housing payment.
HOA, Taxes & InsuranceDeductible: The portion of a covered insurance loss the insured is responsible for before the insurer pays the remaining covered amount.
Title, Ownership & SurveyDeed: A legal instrument used to transfer an ownership interest in real property from one party to another.
HOA, Taxes & InsuranceDeed Restriction: A recorded limitation or requirement affecting how a property may be used, occupied, transferred or modified.
Investing, Rental & Property ManagementDeed in Lieu of Foreclosure: An arrangement in which a borrower voluntarily transfers title to a lender as an alternative to completing a foreclosure, subject to lender approval and other claims against the property.
Title, Ownership & SurveyDeed of Dedication: A deed or recorded instrument dedicating private land or an interest in land for public use, such as a road, park or utility area.
Title, Ownership & SurveyDeed of Trust: A security instrument used in many states that places an interest in property with a trustee to secure repayment of a loan.
Commercial Real Estate & Capital MarketsDefeasance: A commercial loan release process in which approved securities are substituted for real-estate collateral to preserve the lender's expected cash flow.
Land, Zoning & DevelopmentDensity Bonus: A zoning incentive allowing additional units, floor area or building intensity in exchange for specified public benefits such as affordable housing or infrastructure.
Investing, Rental & Property ManagementDepreciation: A tax accounting deduction that may allow qualifying owners to recover the cost of depreciable real-property improvements over prescribed recovery periods.
Agency & BrokerageDesignated Broker: An individual broker specifically designated by an employing brokerage to work with a particular consumer or side of a transaction, allowing different brokers within one firm to work with different parties without creating dual agency.
Land, Zoning & DevelopmentDetention Basin: A stormwater facility designed to temporarily hold runoff and release it gradually after storms to reduce downstream flooding or erosion.
Financing & LendingDiscount Points: Upfront fees paid to a lender in exchange for a lower mortgage interest rate. One point generally equals 1% of the loan amount.
Investing, Rental & Property ManagementDistressed Property: Property affected by financial, legal or physical problems that may create pressure to sell, such as foreclosure risk, deferred maintenance or insolvency.
Commercial Real Estate & Capital MarketsDouble Net Lease (NN): A commercial lease in which the tenant commonly pays base rent plus two major expense categories, often property taxes and insurance.
Financing & LendingDown Payment: The portion of a home's purchase price paid by the buyer from funds other than the primary mortgage loan.
Property & ConstructionDry-In: The stage when a building has a sufficiently completed roof, exterior sheathing, weather barrier, windows and doors to substantially protect the interior from weather.
Property & ConstructionDrywall: Gypsum board panels used to create interior walls and ceilings, commonly finished with joint compound and paint.
Agency & BrokerageDual Agency: A representation arrangement in which one broker acts as an agent for both buyer and seller in the same transaction. Colorado law does not allow a broker to establish dual agency; Colorado brokers instead work under permitted single-agency or transaction-broker relationships.
Due Diligence & InspectionDue Diligence: The buyer's investigation of the property, documents, title, condition, costs, risks and other facts before contractual deadlines expire.
Contracts, Negotiation & ClosingDue Diligence Documents: Documents the contract may require a seller or association to provide so the buyer can investigate the property, ownership or transaction.
Financing & LendingDue-on-Sale Clause: A loan provision allowing a lender to require payoff when ownership or a qualifying interest in the property is transferred without permitted lender consent.
Investing, Rental & Property ManagementDuplex: A property containing two separate dwelling units within one building or parcel configuration, subject to local zoning and legal-use status.

E

Property & ConstructionEIFS: Exterior insulation and finish system, a multi-layer exterior cladding system using insulation board, reinforced base coat and textured finish.
Property & ConstructionEPDM Roofing: A synthetic rubber membrane used on low-slope and flat roofs because of its flexibility and weather resistance.
Contracts, Negotiation & ClosingEarnest Money: A buyer deposit made under the purchase contract to show commitment and handled according to the agreement if the transaction closes or terminates.
Contracts, Negotiation & ClosingEarnest Money Forfeiture: Loss of earnest money that can occur when a buyer defaults without a contractual right to terminate, subject to the contract's remedies and applicable law.
HOA, Taxes & InsuranceEarth Movement Endorsement: Optional insurance coverage that may add protection for specified earth-movement events excluded from a standard property policy, with covered causes varying by insurer.
Title, Ownership & SurveyEasement: A legal right allowing someone to use another person's land for a defined purpose such as access, utilities or drainage.
Market, Appraisal & ValuationEconomic Life: The period during which an improvement is expected to contribute value or utility to the property.
Market, Appraisal & ValuationEffective Age: An appraiser's estimate of how old a property appears in condition and utility relative to typical properties, which can differ from chronological age.
Commercial Real Estate & Capital MarketsEffective Gross Income (EGI): Potential rental and other property income after accounting for vacancy and collection losses, plus other operating income.
Property & ConstructionEfflorescence: A white or crystalline mineral deposit left on masonry or concrete when moisture moves through the material and evaporates.
Property & ConstructionEgress Window: A window sized and configured to provide emergency escape and rescue access where required by building code.
Property & ConstructionElectrical Panel: The main distribution panel that receives electrical service and routes power through breakers to circuits throughout the property.
HOA, Taxes & InsuranceElevation Certificate: A survey-based document recording building elevation information that may be used for floodplain management and flood-insurance purposes.
Title, Ownership & SurveyEminent Domain: Government power to acquire private property for a public use or purpose while providing the compensation required by law.
Title, Ownership & SurveyEncroachment: A structure, improvement or use that extends across a property boundary or into an easement or restricted area.
Title, Ownership & SurveyEncumbrance: A claim, lien, easement, restriction or other interest that affects title or use of real property.
Land, Zoning & DevelopmentEntitlements: Government approvals needed to develop or use property as proposed, which can include zoning, subdivision, site-plan, utility and building approvals.
Due Diligence & InspectionEnvironmental Hazard: A condition such as radon, lead, asbestos or contamination that can affect health, use, remediation or property value.
Due Diligence & InspectionEnvironmental Remediation: Cleanup, removal, treatment, containment or monitoring performed to address hazardous substances or environmental contamination.
Commercial Real Estate & Capital MarketsEquity Multiple: Total cash distributions received from an investment divided by the investor's total equity contributed.
Contracts, Negotiation & ClosingEscalation Clause: An offer provision intended to increase a buyer's price in response to competing offers up to a stated maximum, subject to local practice and contract terms.
Financing & LendingEscrow Account: An account often maintained by a mortgage servicer to collect property taxes and homeowners insurance with each monthly payment.
Property & ConstructionEvaporative Cooler: A cooling system that lowers air temperature through water evaporation. It works best in dry climates and differs from refrigerated air conditioning.
Investing, Rental & Property ManagementEviction: The legal process a landlord must use to regain possession from a tenant when legally permitted. Required grounds, notices and court procedures vary by jurisdiction.
Contracts, Negotiation & ClosingExclusion: An item or property component specifically identified as not included in the sale.
Agency & BrokerageExclusive Agency Listing: A listing arrangement giving one brokerage exclusive agency rights while allowing the agreement to specify different compensation treatment if the seller independently procures the buyer.
Agency & BrokerageExclusive Right-to-Sell Listing: A listing agreement giving one brokerage the exclusive right to market the property and establishing the circumstances under which that brokerage earns compensation.
Contracts, Negotiation & ClosingExculpatory Clause: A contract term attempting to limit or release a party from certain liabilities, subject to public-policy and enforceability limits.
Contracts, Negotiation & ClosingExecuted Contract: A contract whose required performance has been completed. The term is also sometimes informally used to mean a document that has been fully signed, so context matters.
Title, Ownership & SurveyExecutor's Deed: A deed executed by an authorized estate executor transferring real property from a decedent's estate.
Contracts, Negotiation & ClosingExecutory Contract: A contract that has been formed but still has material obligations remaining to be performed.
Property & ConstructionExpanded Polystyrene (EPS): A lightweight rigid foam insulation used in foundations, insulated concrete forms, structural insulated panels and other building assemblies.
Property & ConstructionExpansive Soil: Soil containing clay or other material that changes volume with moisture and can place movement-related stress on foundations and flatwork.
Commercial Real Estate & Capital MarketsExpense Stop: A lease provision limiting the landlord's responsibility for operating expenses to a base amount, with increases above that amount passed through to tenants as specified.
Market, Appraisal & ValuationExpired Listing: A listing whose brokerage agreement or MLS marketing period ended without a sale.
Market, Appraisal & ValuationExternal Obsolescence: A loss in property value caused by influences outside the property itself, such as adverse land uses, traffic, economic conditions or environmental factors.

F

HOA, Taxes & InsuranceFEMA Flood Zone: A mapped flood-risk designation shown on FEMA flood maps. The zone can affect insurance, lending, development and due-diligence requirements.
Financing & LendingFHA 90-Day Flip Rule: FHA anti-flipping rules can restrict eligibility for certain resale transactions when the seller has owned the property for a short period. Exact requirements and exceptions should be checked for the current loan and transaction.
Financing & LendingFHA Loan: A mortgage insured by the Federal Housing Administration that follows FHA credit, property and mortgage-insurance rules.
Contracts, Negotiation & ClosingFair Housing Act: Federal law prohibiting housing discrimination based on protected characteristics and governing many sales, rental, advertising and financing practices.
Market, Appraisal & ValuationFair Market Value: The price a property would likely command in an open and competitive market when buyer and seller are typically motivated, informed and acting without unusual pressure.
Property & ConstructionFascia: The finished board or surface along a roof edge, often covering rafter ends and supporting gutters.
Title, Ownership & SurveyFee Simple Absolute: The broadest common form of private real-property ownership, generally allowing indefinite ownership, transfer and inheritance subject to law, taxes and recorded restrictions.
HOA, Taxes & InsuranceFee Simple Ownership: A broad form of private real-property ownership in which the owner holds title subject to taxes, laws, recorded restrictions and other valid interests.
Property & ConstructionFiber Cement Siding: Exterior siding made primarily from cement, sand and cellulose fibers, valued for durability, fire resistance and resistance to rot and insects.
Title, Ownership & SurveyFiduciary Deed: A deed executed by a trustee, guardian, executor or other fiduciary acting under legal authority on behalf of another person or estate.
Agency & BrokerageFiduciary Duty: A high legal duty of loyalty, care and other obligations that applies in certain agency relationships.
Due Diligence & InspectionFinal Walkthrough: A buyer's pre-closing visit to verify property condition, agreed repairs and included items; it is not usually a substitute for the original inspection.
Property & ConstructionFinished Square Footage: Interior area considered finished under the measurement or reporting standard being used; definitions can differ by source and market.
Buying, Selling & Industry TermsFire Sale: An informal term for an unusually urgent sale where speed may be prioritized over maximizing price, often because of financial or operational pressure.
Buying, Selling & Industry TermsFixer-Upper: A property needing repairs, modernization or renovation before it meets typical market condition expectations.
Contracts, Negotiation & ClosingFixture: An item sufficiently attached to real property that it may be treated as part of the property unless the contract says otherwise.
Property & ConstructionFlashing: Thin waterproof material installed at roof intersections, windows, doors and penetrations to direct water away from vulnerable joints.
Investing, Rental & Property ManagementFlipping: Buying property with the intent to improve, reposition or otherwise add value and resell it relatively quickly for a profit.
Land, Zoning & DevelopmentFloor Area Ratio (FAR): The ratio of total building floor area to the size of the parcel, used by many zoning codes to regulate development intensity.
Property & ConstructionFooting: The widened lower portion of a foundation designed to spread structural loads over a larger area of soil.
Land, Zoning & DevelopmentForm-Based Code: A zoning approach emphasizing building form, streetscape and physical relationship to public space rather than primarily separating land uses.
Property & ConstructionFoundation: The structural system that supports a building and transfers its loads to the soil.
Investing, Rental & Property ManagementFractional Ownership: An arrangement in which multiple owners hold defined interests in the same property, often with agreements governing use, expenses and transfer rights.
Property & ConstructionFrench Drain: A drainage system using a gravel-filled trench and perforated pipe to redirect groundwater or surface water away from a problem area.
Market, Appraisal & ValuationFunctional Obsolescence: A loss in value or utility caused by outdated design, floor plan, features or building systems within the property.
Property & ConstructionFurnace: A central heating appliance that heats air and distributes it through ductwork.

G

Property & ConstructionGFCI Outlet: A ground-fault circuit interrupter receptacle designed to shut off power quickly when it detects electrical leakage.
Property & ConstructionGalvanized Pipe: Steel water-supply piping coated with zinc, common in older homes and subject to internal corrosion and reduced flow over time.
Property & ConstructionGalvanized Piping: Steel water piping coated with zinc that can corrode internally over time, reducing flow and eventually causing leaks.
Property & ConstructionGarden-Level Basement: A lower level partly below grade but with windows high enough to provide more natural light than a fully below-grade basement.
Due Diligence & InspectionGeneral Home Inspection: A visual evaluation of accessible systems and components by a home inspector, often followed by specialist inspections when concerns are found.
Commercial Real Estate & Capital MarketsGeneral Partner (GP): The sponsor or managing partner responsible for operating a partnership or syndication and making key investment decisions under the governing documents.
Title, Ownership & SurveyGeneral Warranty Deed: A deed form that generally provides broad warranties of title from the grantor, subject to the deed language and applicable law.
Agency & BrokerageGeographic Farming: A prospecting strategy focused on repeatedly serving and marketing to a defined neighborhood or geographic area.
Title, Ownership & SurveyGift Deed: A deed used to transfer real property without ordinary purchase-price consideration, commonly between family members, subject to tax and legal consequences.
Financing & LendingGift Funds: Money given to a borrower by an eligible donor for an approved home-purchase purpose and documented under the loan program's rules.
Property & ConstructionGlulam: Glued laminated timber made by bonding multiple pieces of lumber into larger structural beams, columns or arches.
Title, Ownership & SurveyGovernment Survey System: The federal rectangular survey system dividing land into townships, ranges and sections, widely used in many western and midwestern states.
Property & ConstructionGrade Beam: A reinforced structural beam at or near ground level that spans between piers, piles or supports and carries wall or column loads.
Property & ConstructionGrading: The slope and shaping of land around a property, important for directing surface water away from foundations and improvements.
Title, Ownership & SurveyGrant Deed: A deed used in some states that generally conveys title with limited implied promises concerning prior transfers or undisclosed encumbrances.
Title, Ownership & SurveyGrantee: The person or entity receiving an interest in real property by deed.
Title, Ownership & SurveyGrantor: The person or entity transferring an interest in real property by deed.
Land, Zoning & DevelopmentGreenfield: Undeveloped land, often agricultural or open land, considered for new development rather than redevelopment of an existing built site.
Land, Zoning & DevelopmentGreyfield: An underused or obsolete commercial property, such as an aging shopping center or parking-heavy retail site, that may be a redevelopment candidate.
Property & ConstructionGreywater System: A plumbing system capturing certain non-toilet wastewater for approved reuse such as irrigation or toilet flushing, subject to local health and plumbing rules.
Market, Appraisal & ValuationGross Income Multiplier (GIM): A simple valuation ratio comparing property price or value with gross income before operating expenses.
Commercial Real Estate & Capital MarketsGross Lease: A lease in which the tenant pays a stated rent and the landlord pays some or most operating expenses, subject to the specific lease terms.
Investing, Rental & Property ManagementGross Rent Multiplier (GRM): A simple valuation ratio calculated by dividing property price by annual gross rental income without deducting operating expenses.
Commercial Real Estate & Capital MarketsGround Lease: A long-term lease of land in which the tenant may construct or own improvements while the landowner retains ownership of the underlying land.

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Property & ConstructionHERS Index: The Home Energy Rating System Index, a standardized score used to compare modeled home energy performance, with lower scores generally indicating greater efficiency.
HOA, Taxes & InsuranceHO-6 Policy: A condominium unit-owner policy typically covering personal property, liability, certain interior building items and loss assessments, complementing the association's master policy.
HOA, Taxes & InsuranceHOA: A homeowners association that governs a common-interest community and may collect dues, enforce covenants and maintain shared property or services.
HOA, Taxes & InsuranceHOA Dues: Regular charges paid by owners to fund association operations, reserves, insurance, maintenance and other community expenses.
HOA, Taxes & InsuranceHOA Master Insurance Policy: The association policy covering specified common property and risks. Unit owners should understand where that coverage stops and their own policy begins.
HOA, Taxes & InsuranceHOA Reserves: Funds an association sets aside for predictable major repairs and replacements instead of paying all capital work from current-year dues.
Property & ConstructionHVAC: Heating, ventilation and air-conditioning systems used to control temperature, air movement and indoor comfort.
Financing & LendingHard Money Loan: Short-term private financing typically based heavily on collateral value, with higher rates and fees than conventional residential financing.
Due Diligence & InspectionHazardous Material Inspection: Specialized inspection or testing for potential hazards such as asbestos, lead, mold or other regulated materials depending on the property and planned work.
Property & ConstructionHeat Pump: A system that moves heat rather than creating it directly, providing heating and often cooling with the same equipment.
Market, Appraisal & ValuationHighest and Best Use: The reasonably probable use of property that is legally permissible, physically possible, financially feasible and maximally productive, as analyzed in appraisal practice.
Investing, Rental & Property ManagementHoldover Tenant: A tenant who remains in possession after the stated lease term has expired, with rights and obligations determined by the lease and applicable law.
Financing & LendingHome Equity: The difference between a property's current value and the debt secured by the property.
Financing & LendingHome Equity Line of Credit (HELOC): A revolving line of credit secured by home equity, usually with a variable rate and a defined draw period.
Due Diligence & InspectionHome Inspection: A buyer-ordered evaluation of property condition intended to identify defects, maintenance concerns and areas that may require specialist review.
Buying, Selling & Industry TermsHome Sale Contingency: A contract condition tying the buyer's purchase to the sale or closing of another property.
HOA, Taxes & InsuranceHomeowners Insurance: Property and liability insurance for a home, with coverage, exclusions, deductibles and replacement-cost terms varying by policy.
Investing, Rental & Property ManagementHouse Hacking: A strategy in which an owner occupies part of a property and rents another bedroom, unit or portion to offset housing costs.
Property & ConstructionHousewrap: A water-resistive exterior membrane installed behind siding to reduce wind-driven water intrusion while allowing the wall assembly to dry as designed.
Commercial Real Estate & Capital MarketsHurdle Rate: A target return level that must be achieved before certain incentive or profit-sharing provisions become effective.

I

Property & ConstructionICF: Insulated concrete forms, permanent foam forms filled with reinforced concrete to create structural and highly insulated walls.
Property & ConstructionIce Dam: A ridge of ice that can form near a roof edge when melting snow refreezes, potentially forcing water beneath roofing materials.
Land, Zoning & DevelopmentImpact Fees: One-time local-government charges on new development intended to help fund infrastructure or public facilities needed because of growth.
Title, Ownership & SurveyImprovement Location Certificate (ILC): A Colorado document showing the apparent location of certain improvements and boundaries for limited purposes. It is not the same as a full boundary survey.
Contracts, Negotiation & ClosingInclusion: An item the parties agree will remain with the property and transfer to the buyer at closing.
Land, Zoning & DevelopmentInclusionary Zoning: A local housing policy requiring or incentivizing some new residential development to include below-market or income-restricted housing, subject to local law.
Market, Appraisal & ValuationIncome Capitalization Approach: A valuation method that converts anticipated property income into an estimate of present value using capitalization techniques.
Market, Appraisal & ValuationIncurable Depreciation: A form of depreciation that is not economically practical to correct because the cost or physical difficulty outweighs the likely value benefit.
Contracts, Negotiation & ClosingIndemnification Clause: A provision requiring one party to protect or reimburse another for specified claims, losses or liabilities under stated conditions.
Land, Zoning & DevelopmentInfill Development: New construction on vacant, underused or redeveloped sites within an already developed community rather than on outward-expanding greenfield land.
Land, Zoning & DevelopmentInfrastructure Agreement: An agreement allocating responsibilities and costs for roads, utilities, drainage and other public improvements connected with a development.
Title, Ownership & SurveyIngress and Egress: The legal and physical ability to enter and leave a property, often through a public road, private road or recorded access easement.
Due Diligence & InspectionInspection Contingency: A contract provision giving the buyer defined inspection and objection rights during a stated period.
Contracts, Negotiation & ClosingInspection Objection: A buyer's written notice identifying inspection-related concerns or requested changes under the contract inspection provisions.
Contracts, Negotiation & ClosingInspection Resolution: A written agreement resolving inspection issues, such as repairs, credits or other terms, and modifying the parties' obligations accordingly.
Commercial Real Estate & Capital MarketsInterest Rate Cap: A derivative or loan feature limiting how high a floating interest rate can rise during a defined period.
Financing & LendingInterest Rate Lock: A lender's agreement to hold a specified mortgage rate for a stated period while the loan is processed, subject to the lock terms.
Commercial Real Estate & Capital MarketsInterest Rate Swap: A derivative contract in which parties exchange interest-payment obligations, commonly fixed-rate for floating-rate exposure, to manage financing risk.
Commercial Real Estate & Capital MarketsInterest-Only Loan: A loan requiring payments of interest but little or no scheduled principal for a stated period, leaving a larger balance to amortize or repay later.
Commercial Real Estate & Capital MarketsInternal Rate of Return (IRR): A modeled annualized return that accounts for the timing of projected investment cash flows and sale proceeds.
Property & ConstructionIntumescent Coating: A fire-protective coating that expands when exposed to high heat, forming an insulating char layer over structural material.
Market, Appraisal & ValuationInventory: The number of homes available for sale in a defined market at a point in time.
Buying, Selling & Industry TermsiBuyer: A company that uses technology and standardized valuation models to make direct purchase offers on homes, typically with fees, pricing adjustments or resale margins built into its business model.

J

HOA, Taxes & InsuranceJoint Tenancy: A form of co-ownership that can include a right of survivorship, depending on how title is created and applicable law.
Property & ConstructionJoist: A horizontal structural member that supports floors or ceilings.
Financing & LendingJumbo Loan: A mortgage whose amount exceeds the applicable conforming loan limit and therefore uses nonconforming underwriting guidelines.

K

Contracts, Negotiation & ClosingKick-Out Clause: A contract provision allowing a seller to continue marketing while under a contingent contract and potentially require the existing buyer to remove a contingency or terminate after another acceptable offer appears.
Property & ConstructionKnob-and-Tube Wiring: An older electrical wiring method using separate conductors supported by ceramic knobs and tubes, found in some older homes.

L

Property & ConstructionLEED Certification: A green-building certification system awarding ratings based on sustainability criteria such as energy, water, materials, location and indoor environmental quality.
Property & ConstructionLVP / LVT: Luxury vinyl plank or tile, resilient synthetic flooring designed to imitate wood, stone or other finishes while providing water resistance and durability.
Title, Ownership & SurveyLand Survey: A professional measurement and mapping of property boundaries and related features, which may also identify easements, encroachments and improvements depending on survey type.
HOA, Taxes & InsuranceLandlord Insurance: Insurance designed for non-owner-occupied residential property, commonly addressing building coverage, liability and potentially rental-income loss depending on the policy.
Commercial Real Estate & Capital MarketsLast-Mile Delivery Facility: An industrial logistics property located close to population centers to support the final stage of product delivery.
Due Diligence & InspectionLead-Based Paint Disclosure: A federally required disclosure for many pre-1978 homes describing known lead-based paint information and available records.
Commercial Real Estate & Capital MarketsLeased Fee Estate: The landlord's ownership interest in real property that is subject to an existing lease, including the right to receive rent and regain possession when the lease ends.
Commercial Real Estate & Capital MarketsLeasehold Estate: The tenant's possessory interest in real property created by a lease for a stated term or tenancy.
Title, Ownership & SurveyLegal Description: The formal description used to identify a parcel of real property in deeds and other recorded documents.
Commercial Real Estate & Capital MarketsLetter of Intent (LOI): A document outlining proposed business terms before definitive contracts are signed. LOIs are often mostly nonbinding, but specific provisions can be binding depending on wording.
Title, Ownership & SurveyLien: A legal claim or charge against property that can secure payment of a debt or obligation.
Title, Ownership & SurveyLife Estate: An ownership interest giving a person the right to possess property for a lifetime, after which the property passes according to the deed or estate arrangement.
Contracts, Negotiation & ClosingLiquidated Damages: A contractually agreed method for measuring damages after a specified breach, enforceability of which depends on the contract and applicable law.
Title, Ownership & SurveyLis Pendens: A recorded notice that litigation is pending and may affect title to or an interest in real property.
Market, Appraisal & ValuationList-to-Sale Price Ratio: The final sale price divided by the relevant listing price, used to measure how closely homes are selling to asking price.
Agency & BrokerageListing Agent: A real estate licensee who represents or assists the seller under the applicable brokerage relationship and agreement.
Buying, Selling & Industry TermsListing Agreement: A written agreement authorizing a brokerage to market or represent a seller under stated terms, services, duration and compensation.
Buying, Selling & Industry TermsListing Preparation: Work completed before launch, such as repairs, cleaning, staging, photography, measurements, documents and pricing analysis.
Buying, Selling & Industry TermsListing Price: The asking price at which a seller offers a property for sale.
Commercial Real Estate & Capital MarketsLoad Factor: A ratio or percentage reflecting the difference between rentable and usable square footage in a commercial building.
Property & ConstructionLoad-Bearing Header: A beam installed over an opening such as a window or door to carry loads around the opening and into supporting framing.
Property & ConstructionLoad-Bearing Wall: A wall carrying structural loads from floors, roof or other components down toward the foundation.
Financing & LendingLoan Estimate (LE): A federal disclosure giving many mortgage applicants an early estimate of loan terms, projected payments and closing costs.
Financing & LendingLoan Servicing: Administration of a loan after closing, including payment collection, escrow management, account records, statements and default handling.
Commercial Real Estate & Capital MarketsLoan-to-Cost (LTC): A financing ratio comparing the loan amount with total project cost, including land, construction and other eligible development expenses.
Financing & LendingLoan-to-Value Ratio (LTV): The loan amount divided by the property value or purchase price as defined by the loan program, expressed as a percentage.
Investing, Rental & Property ManagementLong-Term Rental: A property leased to occupants for an extended term, commonly six months or longer, subject to local and state landlord-tenant rules.
HOA, Taxes & InsuranceLoss Assessment Coverage: Unit-owner insurance coverage that may help pay certain association assessments after a covered loss, subject to policy limits and exclusions.
Commercial Real Estate & Capital MarketsLoss Factor: The portion of gross building area not usable or rentable to a specific tenant because of walls, shafts, mechanical areas or other building components.
HOA, Taxes & InsuranceLoss Payee: A person or lender named in an insurance policy with a financial interest in covered property and specified rights to claim payments.
Title, Ownership & SurveyLot and Block System: A parcel-description method referring to a numbered lot and block within a recorded subdivision plat.
Contracts, Negotiation & ClosingLowball Offer: Informal term for an offer materially below the seller's asking price or perceived market value, which may reflect negotiation strategy, property condition or buyer valuation.

M

Buying, Selling & Industry TermsMLS: A Multiple Listing Service, a cooperative database used by real-estate professionals to share listing information under system rules.
Commercial Real Estate & Capital MarketsManufactured Housing Community: A property containing multiple sites for manufactured homes, where residents may own their homes while leasing the underlying pads or sites.
Market, Appraisal & ValuationMarket Value: The price a well-informed buyer and seller may agree to in an open, competitive market under normal conditions.
Title, Ownership & SurveyMarketable Title: Title reasonably free from serious defects or claims that would prevent a typical buyer from accepting ownership.
Commercial Real Estate & Capital MarketsMaster Lease: A lease giving one tenant control of an entire property or group of spaces, sometimes with the right to sublease subject to the agreement.
Investing, Rental & Property ManagementMaster Lease Option: An arrangement combining a master lease with an option to purchase the property later under specified terms.
HOA, Taxes & InsuranceMaster-Planned Community: A large community developed under an overall plan that may include neighborhoods, amenities, associations, districts, commercial areas and shared infrastructure.
Title, Ownership & SurveyMechanic's Lien: A lien contractors, subcontractors or suppliers may assert for qualifying unpaid labor or materials, subject to legal requirements and deadlines.
Market, Appraisal & ValuationMedian Sale Price: The middle sale price in a group of transactions, with half of sales above it and half below it.
Commercial Real Estate & Capital MarketsMedical Office Building (MOB): Commercial property designed for healthcare uses and often requiring specialized plumbing, power, accessibility, medical-gas or clinical buildout.
Title, Ownership & SurveyMetes and Bounds: A legal-description method identifying property using directions, distances, monuments and boundary calls.
HOA, Taxes & InsuranceMetro District: A Colorado special district that can finance and provide infrastructure or services and may impose property taxes, fees or other charges within its boundaries.
Commercial Real Estate & Capital MarketsMezzanine Debt: Subordinate financing positioned behind senior mortgage debt and ahead of common equity, often secured by ownership interests rather than a direct first lien on real estate.
Investing, Rental & Property ManagementMid-Term Rental (MTR): A furnished rental commonly leased for periods longer than vacation stays but shorter than traditional annual leases, often one to six months.
HOA, Taxes & InsuranceMill Levy: A property-tax rate expressed in mills. One mill generally represents one dollar of tax for each $1,000 of taxable assessed value.
HOA, Taxes & InsuranceMineral Rights: Rights to minerals beneath a property, which can be owned separately from the surface estate.
Property & ConstructionMini-Split: A ductless heating and cooling system with an outdoor unit connected to one or more indoor air handlers.
Due Diligence & InspectionMold Inspection: An evaluation for visible moisture conditions, suspected mold growth or indoor environmental concerns, sometimes including sampling.
Investing, Rental & Property ManagementMonth-to-Month Lease: A rental agreement that renews for successive monthly periods until properly terminated by either party under the lease and applicable law.
Market, Appraisal & ValuationMonths of Inventory: An estimate of how long current inventory would take to sell at the recent sales pace if no new listings were added.
Financing & LendingMortgage Insurance: Insurance that protects a lender or loan guarantor against certain borrower defaults. Requirements depend on loan type and equity.
Financing & LendingMortgage Insurance Premium (MIP): The mortgage-insurance charge associated with FHA loans, which can include upfront and annual components depending on the loan.
Financing & LendingMortgage Rate Buydown: The use of upfront funds to reduce a borrower's mortgage rate, either temporarily for early years or permanently for the life of the loan.
Financing & LendingMortgage Servicer: The company that collects mortgage payments and manages the loan account after closing. It may not be the original lender.
Buying, Selling & Industry TermsMotivated Seller: Informal term for an owner with a stronger-than-usual reason to sell, which may involve timing, finances, relocation, estate issues or other circumstances.
Contracts, Negotiation & ClosingMultiple Offer Situation: A situation in which a seller is considering more than one purchase offer at the same time, requiring comparison of price, financing, contingencies, timing and other terms.
Contracts, Negotiation & ClosingMultiple Offers: A situation in which a seller receives more than one purchase offer during overlapping negotiation periods.

N

Land, Zoning & DevelopmentNIMBY: Short for 'Not In My Back Yard,' describing opposition to a proposed development or land use near an existing community.
Financing & LendingNegative Amortization: A loan condition in which scheduled payments are insufficient to cover accruing interest, causing unpaid interest to be added to the loan balance.
Agency & BrokerageNet Listing: A listing structure in which broker compensation is based on the amount by which the sale price exceeds a seller's stated net. These arrangements are prohibited or heavily restricted in many jurisdictions and should not be assumed to be lawful.
Investing, Rental & Property ManagementNet Operating Income (NOI): Rental income minus normal property operating expenses before mortgage payments, income taxes, depreciation and financing costs.
Property & ConstructionNet Zero Home: A highly efficient home designed so annual on-site renewable energy production roughly equals annual energy consumption under the applicable methodology.
Financing & LendingNon-Conforming Loan: A mortgage that does not meet the purchase standards of Fannie Mae or Freddie Mac, such as some jumbo or specialized investor loans.
Financing & LendingNon-Occupant Co-Borrower: A borrower who signs for and is liable on a mortgage but does not plan to use the property as a primary residence.
Financing & LendingNon-Recourse Loan: A loan generally limiting the lender's recovery to the collateral, subject to exceptions and carve-outs in the loan documents.
Land, Zoning & DevelopmentNonconforming Use: A lawful use or structure that does not comply with current zoning rules but may continue because it existed legally before the rules changed, subject to local restrictions.
Investing, Rental & Property ManagementNotice to Quit: A formal notice used in some landlord-tenant situations requiring a tenant to cure a violation or leave the property within a stated period, depending on local law.
Contracts, Negotiation & ClosingNovation: A new agreement that replaces an existing obligation or party and releases the original obligation or party when all required elements are satisfied.

O

Property & ConstructionOSB: Oriented strand board, an engineered wood panel made from compressed wood strands and resin, commonly used for wall, roof and floor sheathing.
Agency & BrokerageOff-Market Solicitation: Direct outreach to owners of property not publicly listed for sale to explore whether they would consider a private transaction, subject to solicitation and licensing rules.
Contracts, Negotiation & ClosingOffer: A proposal to enter a contract on stated terms that can be accepted, rejected, countered or allowed to expire.
Buying, Selling & Industry TermsOpen House: A scheduled period when a property is available for prospective buyers to visit without individual appointment times.
Buying, Selling & Industry TermsOpen House Hunter: Informal term for someone who frequently attends open houses while still early in the buying process or without immediate intent to make an offer.
Agency & BrokerageOpen Listing: A nonexclusive listing arrangement under which multiple brokers may seek a buyer and compensation is generally earned by the broker who performs under the agreement.
Commercial Real Estate & Capital MarketsOpportunistic Real Estate: A higher-risk investment strategy involving major redevelopment, ground-up construction, distressed assets or substantial operational uncertainty.
Investing, Rental & Property ManagementOpportunity Zone: A federally designated area tied to tax rules for certain qualified investments made through Qualified Opportunity Funds.
Financing & LendingOrigination Fee: A lender charge for creating, processing or underwriting a mortgage, usually stated as a dollar amount or percentage of the loan.
Land, Zoning & DevelopmentOverlay Zone: An additional zoning layer imposing special standards or permissions on property already governed by an underlying zoning district.
Investing, Rental & Property ManagementOwner-Occupied Investment: A property where the owner lives in one portion while renting another, such as a duplex or home with an eligible accessory unit.

P

Property & ConstructionPEX Pipe: Flexible cross-linked polyethylene piping widely used for domestic water supply and some radiant-heating systems.
Property & ConstructionPEX Plumbing: Flexible cross-linked polyethylene tubing widely used for residential water-supply piping because it resists corrosion and is easier to route than rigid pipe.
Financing & LendingPITI: Shorthand for principal, interest, property taxes and homeowners insurance, four major components of a monthly housing payment.
Investing, Rental & Property ManagementPaper Gain: An unrealized increase in estimated property value or investment equity that has not yet been converted into cash through a sale or refinance.
Title, Ownership & SurveyParcel: A defined tract of real property identified by legal description, assessor records or parcel number for ownership and taxation purposes.
Contracts, Negotiation & ClosingParol Evidence Rule: A contract-law principle that can limit the use of prior or contemporaneous outside statements to change the meaning of a final written agreement, subject to important exceptions.
Title, Ownership & SurveyPartial Release: A recorded release removing a specific parcel or portion of collateral from a larger mortgage, deed of trust or lien while the remaining lien stays in place.
Commercial Real Estate & Capital MarketsParticipation Loan: A loan in which multiple lenders share funding, risk and interest in a single credit facility.
Market, Appraisal & ValuationPending: A listing status indicating the seller has accepted a contract and the transaction is moving toward closing, subject to remaining terms.
Due Diligence & InspectionPerc Test: A soil test used in some jurisdictions to evaluate how quickly water moves through soil and whether the site may support a conventional septic system.
Commercial Real Estate & Capital MarketsPercentage Lease: A retail lease that includes base rent plus an additional amount tied to the tenant's sales above an agreed threshold or formula.
Land, Zoning & DevelopmentPermeable Paving: Pavement designed to allow water to pass through the surface and into an underlying drainage or soil system.
Due Diligence & InspectionPermit History: The available record of permits issued for work at a property, useful for investigating additions, remodels and major system changes.
Title, Ownership & SurveyPersonal Representative Deed: A deed executed by a legally authorized personal representative to transfer property owned by a decedent's estate.
Investing, Rental & Property ManagementPhantom Income: Taxable income recognized for tax purposes even when the investor has not received an equivalent amount of current cash.
Due Diligence & InspectionPhase I Environmental Site Assessment: A standardized review of a property's history, records and visible conditions to identify recognized environmental concerns, generally without laboratory sampling.
Due Diligence & InspectionPhase II Environmental Site Assessment: Targeted sampling or testing of soil, groundwater, vapor or materials when potential contamination identified in prior due diligence needs further investigation.
Market, Appraisal & ValuationPhysical Deterioration: Loss in property value or utility caused by wear, age, deferred maintenance or physical damage.
Title, Ownership & SurveyPlat Map: A recorded map showing subdivision lots, blocks, streets, easements and other mapped features. It helps show legal layout but is not always a field survey.
Property & ConstructionPlatform Framing: The common modern wood-framing method where each floor is built as a platform and the next story's walls are framed on top of it.
Market, Appraisal & ValuationPlottage: The increase in value that can result when adjoining parcels are assembled into a more useful or valuable larger site.
Buying, Selling & Industry TermsPocket Buyer: Informal term for a ready buyer known to an agent or investor who may be a potential match for a property before or outside broad public marketing, subject to brokerage and fair-housing rules.
Agency & BrokeragePocket Listing: A signed listing that is intentionally marketed outside broad public MLS exposure, subject to MLS, brokerage, fair-housing and cooperation rules.
Property & ConstructionPolybutylene Pipe: A plastic water-supply piping material used in some homes, especially from the late 1970s through 1990s, with a history of failure concerns.
Financing & LendingPortfolio Loan: A mortgage a lender keeps in its own loan portfolio instead of selling into the secondary mortgage market, allowing the lender to use its own guidelines.
Contracts, Negotiation & ClosingPossession: The contractual right to occupy or control the property, which may occur at closing or at another agreed time.
Buying, Selling & Industry TermsPossession at Closing: A contract arrangement in which the buyer receives the right to occupy the property when closing is completed.
Contracts, Negotiation & ClosingPost-Closing Occupancy Agreement: An agreement allowing a seller or other occupant to remain in the property for a defined period after ownership transfers at closing.
Property & ConstructionPost-Tension Slab: A concrete slab reinforced with high-strength steel tendons that are tensioned after the concrete cures to improve structural performance.
Contracts, Negotiation & ClosingPower of Attorney (POA): A legal document authorizing another person to act or sign on someone's behalf within stated powers. Title companies, lenders and other parties may impose additional requirements for real estate use.
Buying, Selling & Industry TermsPre-Listing Inspection: A seller-ordered inspection before listing, used to identify conditions that may affect preparation, disclosure or negotiation.
Financing & LendingPreapproval: A lender's conditional evaluation of borrowing capacity based on reviewed financial information, subject to property and final underwriting.
Commercial Real Estate & Capital MarketsPreferred Equity: An equity investment class entitled to priority distributions or repayment ahead of common equity under the investment documents.
Commercial Real Estate & Capital MarketsPreferred Return: A distribution priority that gives one investor class a stated return hurdle before certain profit-sharing arrangements begin.
Financing & LendingPrepaid Items: Amounts collected at closing for costs covering a future period, such as taxes, homeowners insurance or prepaid mortgage interest.
Financing & LendingPrepayment Penalty: A charge some loans impose when the borrower pays off all or part of the balance earlier than the loan terms allow without penalty.
Financing & LendingPrequalification: An early estimate of borrowing capacity that may rely on less documentation or verification than a full preapproval.
Property & ConstructionPressure-Treated Lumber: Wood treated with preservatives to improve resistance to decay and insects, commonly used where framing or decking may contact moisture or soil.
Market, Appraisal & ValuationPrice Band: A defined range of listing or sale prices used to compare market behavior within a more relevant segment.
Buying, Selling & Industry TermsPrice Improvement: Industry language for a reduction in asking price intended to reposition a listing and attract a broader or more responsive buyer pool.
Market, Appraisal & ValuationPrice Reduction: A decrease in a property's asking price while it remains listed for sale.
Market, Appraisal & ValuationPrice per Square Foot: Sale or list price divided by reported square footage. Useful as context, but it does not fully adjust for condition, lot, design or location.
Financing & LendingPrincipal: The amount of loan balance still owed, excluding interest and other charges.
Market, Appraisal & ValuationPrinciple of Anticipation: The concept that property value reflects the present worth of expected future benefits, income, use or enjoyment.
Market, Appraisal & ValuationPrinciple of Conformity: The idea that property values may be supported when a property's use, quality and characteristics are reasonably compatible with surrounding properties.
Market, Appraisal & ValuationPrinciple of Contribution: The value of a property component is measured by how much it contributes to total property value, not simply by what the component cost.
Market, Appraisal & ValuationPrinciple of Substitution: The valuation principle that a rational buyer generally will not pay more for a property than the cost of an equally desirable substitute.
Financing & LendingPrivate Money Loan: Real estate financing provided by an individual or private entity rather than a traditional bank or institutional mortgage lender.
Financing & LendingPrivate Mortgage Insurance (PMI): Mortgage insurance commonly required on certain conventional loans when the borrower's equity or down payment is below the lender or program threshold.
Investing, Rental & Property ManagementPro Forma: A forward-looking financial projection of expected income, expenses, financing and returns based on stated assumptions rather than actual historical results.
Agency & BrokerageProcuring Cause: A factual and contractual concept used in some compensation disputes to determine which broker's uninterrupted efforts were the effective cause of a completed transaction.
Commercial Real Estate & Capital MarketsPromote: A performance-based share of profits paid to a sponsor or general partner after investors receive specified priority returns or hurdles.
Title, Ownership & SurveyProperty Survey: A professional measurement and mapping of a parcel's boundaries and physical features, with scope varying by survey type.
HOA, Taxes & InsuranceProperty Tax: A tax imposed on real property based on local assessment rules, taxable value and the levies of overlapping taxing authorities.
Investing, Rental & Property ManagementProperty Tax Assessment: The value or classification assigned by a taxing authority for property-tax purposes, which may differ from current market value.
Property & ConstructionPunch List: A final list of incomplete, defective or touch-up items identified near the end of a construction project for correction before final completion.
Contracts, Negotiation & ClosingPurchase Contract: The written agreement establishing price, terms, deadlines, rights and obligations for the sale of real estate.

Q

Property & ConstructionQuartzite: A hard natural metamorphic stone commonly used for countertops and other finish surfaces. It is distinct from engineered quartz.
Title, Ownership & SurveyQuiet Title Action: A lawsuit asking a court to determine ownership rights and resolve competing claims or defects affecting title.
Title, Ownership & SurveyQuitclaim Deed: A deed transferring whatever interest the grantor has, if any, without the broad title warranties associated with warranty deeds.

R

Property & ConstructionR-Value: A measure of resistance to conductive heat flow. Higher R-values generally indicate greater insulating resistance.
Agency & BrokerageREALTOR®: A registered membership mark for real estate professionals who belong to the National Association of REALTORS® and agree to follow its Code of Ethics.
Investing, Rental & Property ManagementREIT: A Real Estate Investment Trust, a company or trust structure that owns, operates or finances income-producing real estate and may trade publicly or privately.
Investing, Rental & Property ManagementREO: Real Estate Owned, a property acquired by a lender or institution after foreclosure or another process leaves the lender holding title.
Agency & BrokerageREO Specialist: A real estate professional who focuses on bank-owned or institutional foreclosure inventory and the specialized processes involved in listing and selling those properties.
Contracts, Negotiation & ClosingRESPA: The Real Estate Settlement Procedures Act, a federal law regulating many residential settlement practices, disclosures, servicing matters and referral-fee or kickback arrangements.
Investing, Rental & Property ManagementRUBS: Ratio Utility Billing System, a method allocating shared utility costs among tenants using a formula such as occupancy, unit size or another agreed factor.
Commercial Real Estate & Capital MarketsRV Park / Campground: Land improved with sites and utilities for recreational vehicles or camping, operated as short-term or extended-stay lodging.
Due Diligence & InspectionRadon: A naturally occurring radioactive gas that can enter buildings from soil. Colorado homes are commonly tested because long-term exposure can create health risk.
Property & ConstructionRadon Mitigation System: A system, commonly using sub-slab depressurization and a fan, designed to reduce radon entry into a building.
Financing & LendingRate-and-Term Refinance: A refinance mainly used to change the interest rate, loan term or both without taking significant cash out of the property.
Land, Zoning & DevelopmentRaw Land: Undeveloped land lacking some combination of roads, utilities, grading, structures or entitlements needed for the intended use.
Agency & BrokerageReal Estate Broker: A state-licensed professional authorized to perform specified real estate brokerage activities.
Contracts, Negotiation & ClosingReal Estate Settlement Statement: A closing accounting showing transaction charges, credits, debits and amounts due to or from the parties. The exact form used depends on the transaction and loan type.
Commercial Real Estate & Capital MarketsReal Estate Syndication: An investment structure in which multiple investors pool capital to acquire or operate real estate under a sponsor or managing group.
Investing, Rental & Property ManagementReal Estate Wholesaler: A person or business seeking to profit by contracting for property and transferring contractual rights or the transaction opportunity to another buyer. Regulation varies significantly by state.
Property & ConstructionRebar: Steel reinforcing bar embedded in concrete to increase tensile strength and help control cracking under structural loads.
Market, Appraisal & ValuationReconciliation: The appraisal step in which the appraiser weighs the relevance and reliability of applicable valuation approaches to reach a final value conclusion.
Title, Ownership & SurveyReconveyance: A document or process used in some deed-of-trust states to release the lender's security interest after the secured debt has been satisfied.
Title, Ownership & SurveyRecording: The filing of a deed, lien or other document in public land records so it becomes part of the property's recorded chain of title.
Financing & LendingRecourse Loan: A loan that can allow the lender to pursue the borrower personally for certain unpaid amounts after collateral is taken, subject to the loan documents and applicable law.
Due Diligence & InspectionReinspection: A follow-up inspection often used to check whether agreed repairs were completed or revisit a condition noted earlier.
Market, Appraisal & ValuationRemaining Economic Life: The estimated portion of an improvement's economic life that remains as of the appraisal date.
Commercial Real Estate & Capital MarketsRent Abatement: A negotiated period of free or reduced rent, often used as a tenant incentive or remedy under a commercial lease.
Investing, Rental & Property ManagementRent Control: Government regulation limiting rent levels, rent increases or related landlord practices for covered rental housing.
Investing, Rental & Property ManagementRent Roll: A schedule showing current tenants, rents, lease dates and other recurring rental information for an income property.
Investing, Rental & Property ManagementRent Stabilization: A regulatory system that generally limits the rate or frequency of rent increases for covered housing rather than fixing rent permanently.
Commercial Real Estate & Capital MarketsRentable Square Feet (RSF): The square footage used to calculate rent, often consisting of a tenant's usable area plus an allocated share of common building areas.
HOA, Taxes & InsuranceReplacement Cost: An insurance valuation concept based on the cost to repair or replace damaged property with comparable new materials, subject to policy terms.
HOA, Taxes & InsuranceReplacement Cost Value (RCV): An insurance valuation method based on the cost to repair or replace damaged covered property with comparable new materials, subject to policy terms and limits.
HOA, Taxes & InsuranceReserve Study: An analysis estimating the useful life and future cost of major association components and the funding needed to replace or repair them.
Land, Zoning & DevelopmentRetention Pond: A stormwater basin designed to maintain a permanent pool of water while storing and treating runoff from surrounding development.
Financing & LendingReverse Mortgage (HECM): A federally insured Home Equity Conversion Mortgage available to eligible homeowners age 62 or older, allowing home equity to be accessed without a traditional monthly principal-and-interest payment.
Contracts, Negotiation & ClosingRight of First Refusal: A contractual right that can give a person or entity an opportunity to act on a proposed sale before the owner sells to someone else.
Land, Zoning & DevelopmentRight-of-Way (ROW): Land or an easement reserved for public or authorized travel, roads, utilities or other infrastructure.
Land, Zoning & DevelopmentRiparian Rights: Water-use rights associated in some jurisdictions with land bordering a river, stream or other natural watercourse. The legal framework varies significantly by state.
Property & ConstructionRoof Decking: The wood or structural sheathing installed over roof framing that provides the base for underlayment and roofing materials.
Property & ConstructionRoof Flashing: Sheet metal or other waterproof material installed at roof joints, penetrations and transitions to direct water away from vulnerable areas.
Property & ConstructionRoof Underlayment: A water-resistant layer installed between the roof deck and the finished roofing material.
Property & ConstructionRough-In: The stage when hidden plumbing, electrical, HVAC and other systems are installed before insulation, drywall and finish surfaces conceal them.

S

Property & ConstructionSEER Rating: Seasonal Energy Efficiency Ratio, a rating used to compare the seasonal cooling efficiency of certain air-conditioning and heat-pump equipment.
Property & ConstructionSIPs: Structural insulated panels, factory-made panels with an insulating foam core bonded between structural facings such as OSB.
Commercial Real Estate & Capital MarketsSNDA: A subordination, non-disturbance and attornment agreement addressing the relationship among a commercial tenant, landlord and lender if the property is financed or foreclosed.
Commercial Real Estate & Capital MarketsSale-Leaseback: A transaction in which an owner sells property to an investor and simultaneously leases it back so the seller can continue occupying or operating from the property.
Market, Appraisal & ValuationSales Comparison Approach: A valuation method that estimates value by comparing the subject property with recent sales of similar properties and making market-supported adjustments.
Property & ConstructionScope of Work (SOW): A written description of the labor, materials, specifications, responsibilities and deliverables included in a construction or renovation project.
Investing, Rental & Property ManagementSecurity Deposit: Money held under a lease to secure tenant obligations such as unpaid rent or damage, subject to state and local rules governing collection, handling and return.
Commercial Real Estate & Capital MarketsSelf-Storage Asset: A commercial property consisting of individual storage units rented to consumers or businesses, generally on short-term rental agreements.
Financing & LendingSeller Carryback: Seller financing in which the seller accepts a promissory note for some portion of the purchase price, often secured by a mortgage or deed of trust in an agreed lien position.
Financing & LendingSeller Concession: A seller-paid amount applied toward buyer costs allowed by the contract and loan program, such as certain closing costs or a rate buydown.
Financing & LendingSeller Financing: A transaction in which the seller provides some or all of the financing and receives payments from the buyer under agreed loan terms.
Contracts, Negotiation & ClosingSeller Rent-Back: A common term for a post-closing arrangement in which the seller remains temporarily after the buyer becomes the owner.
Market, Appraisal & ValuationSeller's Market: A market with relatively strong buyer demand and limited supply, often giving sellers more negotiating leverage.
Commercial Real Estate & Capital MarketsSenior Housing: Residential property designed for older adults, which can range from age-restricted independent living to assisted living or memory-care operations.
Due Diligence & InspectionSeptic Inspection: An evaluation of a private wastewater system's condition, components and function, sometimes tied to local transfer requirements.
Land, Zoning & DevelopmentSetback Line: The boundary inside a lot beyond which structures generally must be placed to comply with zoning, plat or covenant requirements.
Contracts, Negotiation & ClosingSeverability Clause: A provision stating that if one contract term is invalid or unenforceable, the remaining provisions may continue in effect.
HOA, Taxes & InsuranceSevered Mineral Rights: A situation in which ownership of underground minerals has been separated from ownership of the surface property.
Property & ConstructionSewer Lateral: The pipe connecting a building's plumbing system to a public sewer main or other wastewater connection point.
Due Diligence & InspectionSewer Scope: A camera inspection of a building sewer line to look for roots, offsets, breaks, deterioration, blockages or other defects.
Financing & LendingShared Equity Agreement: An arrangement in which a homeowner receives capital in exchange for giving an investor a contractual share of future appreciation, sale proceeds or equity.
Title, Ownership & SurveySheriff's Deed: A deed issued following certain court-ordered or statutory sales conducted by a sheriff or similar official.
Investing, Rental & Property ManagementShort Sale: A sale in which one or more lienholders agree to accept less than the full amount owed so the property can transfer, subject to lender approval and negotiated terms.
Investing, Rental & Property ManagementShort-Term Rental (STR): A property or unit rented for short stays, often through online platforms and subject to local licensing, zoning and tax rules.
Buying, Selling & Industry TermsShowing: A scheduled property visit by a prospective buyer, usually coordinated through the listing showing instructions.
Property & ConstructionSill Plate: A horizontal wood member anchored to the top of a concrete or masonry foundation and used as the base for framed walls or floors.
Agency & BrokerageSingle Agency: A brokerage relationship in which a broker represents one party as that party's agent and owes the duties required by law and the written agency agreement.
Agency & BrokerageSingle Agent: In Colorado, a brokerage relationship in which the broker represents one party as an advocate and owes the duties required for single agency.
Commercial Real Estate & Capital MarketsSingle Net Lease (N): A commercial lease in which the tenant pays base rent plus one major ownership expense, commonly property taxes.
Commercial Real Estate & Capital MarketsSinking Fund: A reserve account funded over time for future debt repayment, capital repairs or planned asset replacements.
Property & ConstructionSlab-on-Grade: A concrete floor and foundation system poured directly over prepared soil or fill without a full basement or conventional crawl space.
Property & ConstructionSmart Building Infrastructure: Connected sensors, controls and software used to monitor or automate building systems such as HVAC, lighting, access and energy use.
Property & ConstructionSoffit: The underside of a roof overhang, commonly ventilated to help move air through attic spaces.
Market, Appraisal & ValuationSold Comp: A closed comparable sale used as evidence of what buyers recently paid for similar property.
HOA, Taxes & InsuranceSpecial Assessment: An additional charge imposed by an HOA or other authorized entity for expenses not fully covered by regular dues or reserves.
HOA, Taxes & InsuranceSpecial District: A local governmental entity created to provide defined services or infrastructure within a specific boundary and funded through taxes, fees or assessments.
Title, Ownership & SurveySpecial Warranty Deed: A deed that generally limits the grantor's title warranties to claims arising during the grantor's ownership, subject to the deed language.
Due Diligence & InspectionSpecialist Inspection: A focused evaluation by a qualified specialist such as a roofer, electrician, engineer, HVAC contractor, sewer inspector or environmental professional.
Contracts, Negotiation & ClosingSpecific Performance: A legal remedy that can ask a court to require a party to perform a contractual obligation rather than only pay money damages.
Commercial Real Estate & Capital MarketsSpeculative Building: Construction started without a fully committed buyer or tenant, based on the developer's expectation that demand will materialize.
Agency & BrokerageSphere of Influence (SOI): An agent's network of past clients, personal contacts and professional relationships that may generate repeat or referral business.
Commercial Real Estate & Capital MarketsStabilized Property: An operating property that has reached a normal, sustainable level of occupancy, income and expenses after construction, renovation or lease-up.
Buying, Selling & Industry TermsStaging: Preparing a property and arranging furnishings or decor to improve how buyers experience the space and understand its use.
Contracts, Negotiation & ClosingStatute of Frauds: A legal rule requiring certain agreements, including many real estate contracts, to be in writing and signed to be enforceable.
Property & ConstructionStem Wall Foundation: A foundation using concrete or masonry walls rising from footings to support the building above grade.
Property & ConstructionStick Framing: Traditional wood-frame construction assembled on site from individual studs, joists and rafters or engineered equivalents.
Due Diligence & InspectionStructural Engineer: A licensed engineer who can evaluate structural systems and conditions such as foundations, framing movement or load-related concerns.
Commercial Real Estate & Capital MarketsStudent Housing: Housing designed primarily for college or university students, often located near campuses and sometimes leased by bedroom rather than entire unit.
Land, Zoning & DevelopmentSubdivision Covenants: Recorded private restrictions governing property use, design, construction or maintenance within a subdivision, separate from zoning law.
Market, Appraisal & ValuationSubject Property: The specific property being analyzed, appraised, inspected or valued.
Financing & LendingSubject-To Purchase: A transaction in which a buyer acquires title while the seller's existing loan remains in place, creating significant due-on-sale, liability and servicing risks that require specialized legal review.
Investing, Rental & Property ManagementSublease: An arrangement in which a tenant rents some or all of leased premises to another occupant while the original lease remains in effect, subject to landlord consent requirements.
Investing, Rental & Property ManagementSubmetering: Separate metering of utility consumption for individual units, tenants or areas within a larger property.
Title, Ownership & SurveySubordination Agreement: An agreement changing lien priority so one mortgage, deed of trust or other claim ranks behind another.
Property & ConstructionSump Pump: A pump installed in a basin to remove groundwater and help prevent basement or crawl-space flooding.
Buying, Selling & Industry TermsSweat Equity: Value created through an owner's own labor, project management or improvements rather than solely through additional cash investment.

T

Contracts, Negotiation & ClosingTILA: The Truth in Lending Act, a federal consumer-credit law requiring standardized disclosures of important borrowing costs and terms in covered transactions.
Property & ConstructionTPO Roofing: A single-ply thermoplastic roofing membrane commonly used on low-slope and flat roofs, especially commercial buildings.
Commercial Real Estate & Capital MarketsTakeout Loan: Long-term financing that replaces short-term construction or bridge financing after a property is completed, leased or stabilized.
Property & ConstructionTankless Water Heater: A water heater that heats water on demand rather than storing a large tank of hot water.
Title, Ownership & SurveyTax Deed: A deed issued after a governmental tax-sale process when property is transferred because of delinquent taxes, subject to applicable redemption and notice rules.
Investing, Rental & Property ManagementTax Lien: A legal claim by a taxing authority against property when qualifying taxes or assessments remain unpaid.
Financing & LendingTemporary Buydown: A financing structure using prepaid funds to reduce the borrower's effective payment for an initial period before it rises to the full note-rate amount.
Investing, Rental & Property ManagementTenancy at Sufferance: A legal status describing an occupant who remains after a lawful tenancy ends without a new right to possess, subject to state law.
Investing, Rental & Property ManagementTenancy at Will: A tenancy without a fixed ending date that continues until properly terminated under the parties' agreement and applicable law.
Title, Ownership & SurveyTenancy by the Entirety: A marital co-ownership form recognized in some states that can include survivorship and creditor protections. Availability and rules vary by state.
Commercial Real Estate & Capital MarketsTenant Improvements (TI): Construction or finish work performed to adapt commercial space for a particular tenant's use.
Investing, Rental & Property ManagementTenant Retention Rate: The percentage of eligible tenants who renew or remain in place over a stated period.
HOA, Taxes & InsuranceTenants in Common: A form of co-ownership in which each owner holds a separate fractional interest that can generally be transferred independently, subject to applicable law.
Title, Ownership & SurveyTenants in Common (TIC): Co-ownership in which each owner holds a separate undivided interest that may be unequal and can generally be transferred or inherited separately.
Contracts, Negotiation & ClosingTermination: The formal ending of a contract under a contractual right, mutual agreement or other legally recognized basis.
Property & ConstructionThermal Bridging: Heat transfer through a more conductive building component that bypasses surrounding insulation, reducing overall envelope performance.
Property & ConstructionThree-Tab Shingle: A basic asphalt roofing shingle with a flat, uniform appearance and three visible tabs per strip.
Contracts, Negotiation & ClosingTime Is of the Essence: Contract language emphasizing that stated performance dates and deadlines are important and may affect contractual rights.
Buying, Selling & Industry TermsTired Landlord: Informal investor term for a rental-property owner who may be interested in selling because of management burden, maintenance, vacancies or changing investment goals.
Title, Ownership & SurveyTitle Commitment: A title company's pre-closing commitment describing proposed insured ownership, requirements that must be satisfied and exceptions not covered.
Title, Ownership & SurveyTitle Insurance: Insurance protecting an owner or lender against certain covered title defects, liens or ownership problems that existed before the policy date.
Title, Ownership & SurveyTitle Search: A review of public records and other title sources to identify ownership history, liens, easements, restrictions and other matters affecting title.
Title, Ownership & SurveyTopographic Survey: A survey mapping land contours, elevations, visible improvements and natural features rather than only legal boundaries.
HOA, Taxes & InsuranceTownhome: A housing style with attached units sharing one or more walls. Legal ownership can be fee-simple, condominium or another form, so the documents matter.
Commercial Real Estate & Capital MarketsTranche: A class within a structured investment or financing arrangement that has its own payment priority, risk level and expected return.
Agency & BrokerageTransaction Coordinator (TC): A professional who helps track documents, signatures, deadlines and administrative tasks during a real estate transaction. Duties vary by brokerage and licensing status.
Agency & BrokerageTransaction-Broker: In Colorado, a broker who assists one or both parties without being an advocate or fiduciary agent for either side, while still owing statutory duties.
Title, Ownership & SurveyTransfer on Death Deed: A deed authorized in some states that names a beneficiary to receive property at the owner's death without transferring present ownership during the owner's lifetime.
Land, Zoning & DevelopmentTransit-Oriented Development (TOD): Compact, mixed-use or higher-density development planned around major transit stations to support walking and transit use.
Commercial Real Estate & Capital MarketsTriple Net Lease (NNN): A commercial lease in which the tenant generally pays base rent plus property taxes, insurance and common-area or maintenance expenses as defined by the lease.
Property & ConstructionTruss: A prefabricated structural framework commonly used to support a roof or floor using interconnected members.
Title, Ownership & SurveyTrustee's Deed: A deed executed by a trustee to transfer property, including in some states after a deed-of-trust foreclosure or under a trust arrangement.
Investing, Rental & Property ManagementTurnkey Property: A property marketed as ready for occupancy or rental with little immediate renovation required, sometimes including existing tenants or management.
Investing, Rental & Property ManagementTurnover Cost: The combined cost of preparing a vacated unit for a new tenant, including repairs, cleaning, marketing, vacancy and leasing expenses.

U

Property & ConstructionU-Factor: A measure of heat transfer through a building component such as a window. Lower U-factors generally indicate better insulating performance.
Financing & LendingUSDA Loan: A mortgage program backed by the U.S. Department of Agriculture for eligible borrowers and properties in qualifying areas.
HOA, Taxes & InsuranceUmbrella Insurance: Additional liability insurance that can provide coverage above the limits of underlying home, auto or other qualifying policies, subject to policy terms.
Buying, Selling & Industry TermsUnder Contract: A property status indicating seller and buyer have a binding purchase agreement, although inspections, financing, title and other steps may remain.
Property & ConstructionUnderpinning: A structural repair or stabilization process that strengthens or deepens an existing foundation to transfer loads to more reliable support.
Financing & LendingUnderwriting: The lender's process of verifying borrower finances, property information and loan compliance before approving the mortgage for closing.
Contracts, Negotiation & ClosingUnilateral Contract: A contract in which acceptance occurs through performance of the act requested by the offeror rather than through a return promise.
Due Diligence & InspectionUnpermitted Work: Construction or remodeling that appears to have required a permit but was completed without one or without a completed permit record.
Land, Zoning & DevelopmentUrban Growth Boundary (UGB): A planning boundary used in some regions to direct urban development inward and limit outward expansion into rural or open land.
Commercial Real Estate & Capital MarketsUsable Square Feet (USF): The area physically occupied for a tenant's exclusive use, excluding certain shared building areas.

V

Financing & LendingVA Loan: A mortgage guaranteed by the U.S. Department of Veterans Affairs for eligible veterans, service members and certain surviving spouses.
Investing, Rental & Property ManagementVacancy Rate: The percentage of rental units or rentable time that is unoccupied over a period.
Commercial Real Estate & Capital MarketsValue-Add Property: A property expected to increase value through renovation, leasing, management improvements, repositioning or other operational changes.
Property & ConstructionVapor Retarder: A material or assembly designed to slow water-vapor diffusion through walls, floors or ceilings. Placement depends on climate and assembly design.
Title, Ownership & SurveyVesting: The manner in which legal title is held, including the names of owners and the form of ownership shown in the deed.
Agency & BrokerageVirtual Staging: Digital alteration of listing photographs to add or change furniture, decor or finishes. Ethical marketing requires that virtual changes not mislead buyers about the property's actual physical condition.

W

Contracts, Negotiation & ClosingWaiver: The intentional relinquishment of a contractual right or protection, which should be understood carefully before it is given up.
Buying, Selling & Industry TermsWalk-Through: A physical visit to the property. Depending on context, it can mean a showing, inspection-related visit or final walkthrough.
Property & ConstructionWalkout Basement: A basement or lower level with a door providing direct exterior access at or near grade.
Title, Ownership & SurveyWarranty Deed: A deed providing broad title warranties from the grantor, with the exact covenants and scope determined by state law and the deed language.
Investing, Rental & Property ManagementWarranty of Habitability: A legal obligation in residential leasing requiring landlords to maintain minimum health, safety and livability standards defined by applicable law.
Property & ConstructionWater Heater: Equipment that heats domestic water for sinks, showers and appliances. Common types include tank, tankless and heat-pump systems.
Property & ConstructionWater Main: The primary public or private water line supplying a property or neighborhood.
HOA, Taxes & InsuranceWater Rights: Legal rights to use water from a particular source under applicable law. In Colorado, water rights can be separate from ordinary domestic water service.
Due Diligence & InspectionWell Inspection: An evaluation of a private well's equipment, production, water quality or records, depending on the inspection scope.
Property & ConstructionWhole-House Humidifier: Equipment connected to an HVAC system that adds moisture to indoor air during dry conditions.
Investing, Rental & Property ManagementWholesaling: A strategy in which an investor contracts to buy property and then assigns contractual rights or otherwise transfers the deal to another buyer, subject to state licensing and disclosure laws.
Title, Ownership & SurveyWild Deed: A recorded deed that falls outside the apparent chain of title, often because an earlier connecting document was not properly recorded.
HOA, Taxes & InsuranceWildfire Risk: The potential for wildfire to affect a property, influencing insurance availability, mitigation needs, defensible space and ownership cost.
Property & ConstructionWindow Well: A below-grade enclosure around a basement window that holds soil away from the opening and can support light, drainage and emergency egress.
Title, Ownership & SurveyWire Fraud: A fraud scheme in which criminals impersonate trusted transaction participants to redirect closing funds. Wiring instructions should be independently verified.
Market, Appraisal & ValuationWithdrawn Listing: A property removed from active marketing under the applicable listing agreement and MLS rules without necessarily being sold.
Agency & BrokerageWorking With Real Estate Brokers Disclosure: A Colorado disclosure used in certain situations to explain brokerage relationships and the broker role before a brokerage relationship is established.
Financing & LendingWrap-Around Mortgage: Seller financing structured around an existing underlying loan, with the buyer making a new payment to the seller while the prior mortgage remains in place.

Y

Land, Zoning & DevelopmentYIMBY: Short for 'Yes In My Back Yard,' describing advocacy for more housing, density or development in existing communities.
Commercial Real Estate & Capital MarketsYield Maintenance: A commercial loan prepayment formula designed to compensate the lender for the present value of interest it expected to receive if the loan had remained outstanding.

Z

Property & ConstructionZoning: Local land-use rules regulating how property can be used and often controlling building type, setbacks, density, height and other development standards.
Land, Zoning & DevelopmentZoning Variance: Official relief from a specific zoning requirement granted under local procedures when applicable standards are met.

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