Before selling or buying a used car it is always advisable to evaluate it to avoid future discrepancies. Nevertheless to say, this has become an important aspect now irrespective of the make of the car. Here are some evaluation tips for better performance. As the purity of gold is important while buying gold, mileage counts in the case of cars. It is the important thing that should be considered. Also the number of miles the car has been used is also an important factor. The more it is the lower the value becomes. There are also some other factors that are considered like interior and exterior damage, mechanical problems faced by the car in the past and upgrades done by the dealers. If the person sell the car is able to furnish all receipts and a complete history of the car then it would add some additional value to it. Not only these features but also the location of the customer is also noted. People who want to see high profits from selling their cars often opt for selling them privately rather than going for a dealer. They pose ads in newspapers and also in the internet. These factors apply to not only ordinary cars but also for antique and sports cars.