When you talk about buying used cars then you need to understand that if something has been in use by someone else then you have absolutely no idea how they must have chosen to use that particular car. Along with that, the wear and tear of the car that comes with time and usage also counts as well. I remember when wanted to , after choosing the car online I decided to physically go and check the car myself. I also chose to take an expert with me as well. Do you think bringing an expert along with you would make a difference?