Driving by a dealership and seeing all the shiny, new cars might tempt you to stop and take a test drive. Before you do, consider buying a used car instead. With the depreciation rate on a new car, you lose thousands of dollars as soon as you drive off the lot. When you know that, purchasing a car right off the assembly line might not seem quite as attractive anymore. Here are a few more reasons to go for a pre-owned vehicle instead of a new one.