The IsItAGoodCar blog.
Honest, data-led guides on buying used cars in the UK. Just the facts you need to buy with confidence.
Latest intelligence
Vehicle Finance Check Guide: The Danger of Buying Outstanding Debt
Educates buyers on the severe risks of buying a car with outstanding finance (logbook loans, HP, PCP).
The V5C Logbook Guide: What Buyers and Sellers Need to Know
A complete guide to the V5C logbook. Explains how to check its authenticity and what buyers and sellers must do during a sale.
Clocked Car Warning Signs: Spotting Mileage Fraud in the UK
Explains the growing issue of mileage fraud. Teaches buyers how to cross-reference MOT histories with physical wear-and-tear.
Car Write-Off Categories Explained: Cat N, Cat S, Cat A, and Cat B
Demystifies the UK's salvage categories. Explains structural vs non-structural damage and the risks of buying written-off vehicles.
Common MOT Failures in the UK and How to Avoid Them
Details the most frequent reasons cars fail their MOT and provides actionable advice on pre-MOT checks you can perform.
How to Check a Used Car in the UK: The Ultimate Buyer's Guide
A comprehensive, step-by-step guide covering online history checks, document verification, exterior/interior inspections, and the test drive.
The Best CarVertical Alternatives in the UK for 2026
A UK-first guide for buyers who want MOT, tax, finance, and write-off intelligence without paying international-report prices on every car.
UK Road Tax Changes 2026: What EV and Petrol Drivers Need to Know
The practical buyer guide to the April 2026 VED changes, including the £200 EV standard rate and the £50,000 zero-emission supplement threshold.
How to Value a Used Car in the UK: Free Valuation Tools vs. Dealer Offers
How to combine free guide prices, live dealer-backed offers, and AI-assisted market analysis so you negotiate from evidence instead of instinct.
Hidden Car Damage: How to Spot a Bad Repair Before You Buy
The practical buyer checklist for spotting poor repair work, understanding Category S and Category N risk, and using AI-assisted photo analysis before you travel.
Mileage Discrepancies in 2026: How to Spot Suspicious MOT History Before You Buy
How to use DVSA MOT history, interior wear clues, and automated trend analysis to spot suspicious mileage patterns before you buy.
How to Challenge an MOT Result in the UK: A Step-by-Step Guide
A clear guide for drivers who believe their vehicle has incorrectly failed its MOT or been given unfair advisories.
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