You may need to know your chassis and engine numbers if you bring your car in for repairs. Here's everything you need to know about engine and chassis numbers, including how to find them.

This is a guide on how to check a car's history, including the best websites to check through. To get the best deal on a car, use a VIN lookup and check for accidents, flood damage, or a salvage title.

Writing a bill of sale when you sell your car involves recording the VIN, a vehicle description, price, special agreements, and signing an oath. Read here to learn how to write a bill of sale.

The Vehicle Identification Number (VIN) is an important identifier for your car. It's easy to find the VIN of a car–just look at the corners where the windshield meets the dashboard.

Your car's VIN tells you everything you need to know about your vehicle, but how do you check a VIN for free? Read this guide to learn how.

The best way to find out if a used car has a lien is to look at the title. You could also request documentation such as a lien release or registration.