Calculate, audit and compare

Car buying guides built around the complete deal

Understand price, dealer fees, add-ons, auto loans, trade equity, taxes, registration and transaction risks before signing.

38 practical guidesSources reviewed August 13, 2026
5 guides

Price and quote

13 guides

Dealer fees and add-ons

Classify before judging

Car Dealer Fees Explained

Separate taxes and title charges from documentation fees, electronic filing charges, preparation fees and optional products.

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Dealer-controlled, state-sensitive

Car Dealer Documentation Fee Explained

Understand dealer doc fees, why they differ from title fees and how to compare them in the OTD total.

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Factory charge or dealer duplicate?

Destination Charge vs. Dealer Delivery Fee

Distinguish the manufacturer destination charge from dealer delivery, preparation or transport fees.

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Price premium above sticker

Dealer Market Adjustment Explained

Understand additional dealer markup, market adjustments and how they affect MSRP and OTD price.

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Price credits with conditions

Car Rebates and Manufacturer Incentives Explained

Separate manufacturer rebates, dealer discounts and conditional incentive programs in a car quote.

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Verify every qualification

Conditional Car Dealer Discounts Explained

Identify loyalty, trade, finance, military and other conditions hidden inside an advertised vehicle price.

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Optional protection contract

Extended Car Warranty and Vehicle Service Contract

Compare coverage, exclusions, price, cancellation and financing cost before adding a service contract.

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Coverage for a loan-value gap

GAP Insurance and GAP Waiver Explained

Understand what GAP covers, when it may help and how price, exclusions and refunds work.

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Theft-deterrent product

VIN Etching Fee Explained

Evaluate dealer VIN-etching products, duplicate services and whether the charge is optional.

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Appearance protection add-on

Paint, Fabric and Appearance Protection Packages

Check what a dealer protection package actually provides, what is excluded and whether it is optional.

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Installed products in the selling price

Pre-Installed Dealer Accessories Explained

Audit alarms, tint, wheel locks, tracking devices, nitrogen and other dealer-installed products.

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Review products after the vehicle price

What Happens in the Dealership F&I Office

Prepare for financing disclosures, optional products and the final contract without losing track of the OTD deal.

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A common used-car fee to isolate

Dealer Reconditioning Fee Explained

Understand dealer reconditioning fees, how they differ from the vehicle price or government fees, and how to compare used-car quotes that include them.

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6 guides

Financing and leasing

10 guides

Trade, tax and registration

Keep four trade numbers separate

Trade-In Value, Payoff and Negative Equity

Separate gross trade allowance, loan payoff, tax treatment and net equity in a car deal.

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Transaction details change the tax path

New vs. Used Car Taxes and Fees

Understand why vehicle status, purchase channel, location and registration can change car taxes and fees.

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The paperwork and tax path differ

Dealer vs. Private-Party Car Purchase

Compare price, tax collection, title transfer, warranty disclosures and inspection responsibilities.

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Use current incentive dates

Electric Vehicle Taxes, Fees and Credits in 2026

Check current federal credit status, state incentives, registration surcharges and home-charging costs.

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Plan title, tax and delivery before paying

Buying a Car Out of State

Verify destination-state tax, temporary tags, transport, inspection and registration before completing a remote purchase.

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Temporary authority is not permanent registration

Temporary Car Tags and Dealer Permits

Know what a temporary tag authorizes, when it expires and what documents to keep while waiting for title and plates.

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Track title and plates after delivery

Car Title and Registration Timeline

Understand dealer submission, lien recording, temporary permits and permanent plate delivery.

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Understand TTL before comparing OTD

Tax, Title and License (TTL) Fees Explained

Understand vehicle tax, title, registration and license fees, what varies by state, and how TTL fits into the out-the-door price.

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Do not confuse value with equity

Trade Allowance vs. Trade Equity Explained

Understand gross trade allowance, loan payoff, positive or negative equity, and why tax treatment can use the trade value instead of net equity.

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Same vehicle, different collection path

Vehicle Sales Tax vs. Use Tax Explained

Learn the difference between vehicle sales tax and use tax, when out-of-state or private purchases can trigger use tax, and how registration affects collection.

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4 guides

Transaction safety