Don't buy a car online from someone without going and checking it out first. If you are not mechanically inclined, bring someone that is. Also be wary of deals that seem too good to be true. People will take advantage of you if you're not good with cars, so try to bring along someone that knows about them. Before you go in to look at a new car, make sure you have thoroughly researched the proper trade in value of your current car. In fact, why not try to sell it yourself first before you buy. Either way, you will get more from your vehicle if you know what it is really worth.
The car industry makes money on any margin of profit. If you can find out how much the dealership is generall