Advice for those purchasing a car

I was told to never buy a new car. Get last years model or one that is a few years old because of the value going down so much on a new car when you drive it off the lot.  The consumerist really has a great list and I love to read the comments from folks

http://consumerist.com/2010/08/how-to-avoid-letting-car-dealerships-con-you.html