The Insurance Information Institute is a great source of consumer information for individuals and businesses. It is unbiased and has many money saving tips and answers to frequently asked questions.
Kelly Blue Book is another site to help you determine what you car is worth. Or if you are looking to purchase a car, what similar cars are selling for.
How safe is the car you are considering buying? The Insurance Institute for Highway Safety reports on how safe different vehicles are. Take a look and make sure you are safe before you buy!