There are lot of second hand cars for sale available in the market and a lot of people prefer to buy them for commercial purposes and personal too. But is it really a good safe decision to buy? Second hand car have a huge demand in the market and they are available in various classified sites but there are few things to look out for before buying or selling a used car so that we cannot be cheated or scammed. Before jumping into the main topic let's learn some basic things first. So that it will be easier to understand the whole things.