The reason behind this is that in certified car you get several additional services
and facilities that you won't get in a used car that either you buy from a local car dealer or any individual. Additional services include warranty of your car, in which you have a surety that you are buying a right vehicle.
Then the best part in a certified car is the company firstly repair all the defaults of your car then they sell it with a few free services from their authorized service centre. In certified used car the chances of fraudulent practice is the minimum because the papers you will get from company is must be a genuine one. Though after all these advantages pre-owned certified cars have a disadvantage too, which is not there in a used car that we buy from a local car dealer or any individual.
The biggest disadvantage of buying a pre-owned car from an authorized company is the chances of negotiating prices gets decreased. If you buy a second hand car from a local car dealer or any individual then you can bargain on its price, but an authorized car company who deals in sell and purchase of second hand cars do not negotiate on their prices, it is just like the branded clothes. They have their fixed prices and they keep several models from different ranges, so whatever car you like you can buy that suits your budget.
There are several companies who are dealing in sell and purchase of second hand cars, though there is a lot of information are available on internet about the pre-owned cars but if you are looking for any individual websites that provide information about the availability of pre-owned cars on pan India level just log on to any online classified website that deals on cars. Just enter the name of the city in which you are searching the car such as used cars in Chennai and find out a suitable car for your family.