Blue Book Used Car Prices by Josh Riverside
... There are many sources for buying used cars: directly from the owner, from dealers, from used car superstores, or from auctions. Prices also vary depending on this factor. Car prices depend upon the distance the car has traveled and other factors such as the condition of the car, place of purchase, the model, the make, and the year of manufacture. The Blue Book is an information database containing exhaustive information from the automobile industry.

Car Buying and Lemon Law Tips by Dan Ellenwood
... Most consumer information shows no need to buy an extra contract on a new car, as it's not likely a problem will occur during the first months of use. Whatever you do, always read the fine print of any contract before signing it. Ask questions about what certain phrases mean if and when you do not understand something. Also, just because a car is brand new doesn't mean you should buy it without asking questions. New cars can land in the lemon category as well as used ones.