All auto has a VIN and a lot number if they are scheduled for sale at IAAI at Knoxville (TN). For instance, this Silver AUTOMOBILE Auto Bid Master 2005 may be found with lot number: 29325778 or VIN:1FTRF04W15KD80689. As you can observe, there is all the intelligence about the FORD F-150 including the damage levels such as primary damage Exterior Burn and secondary damage as well. It would definitely modify the price of the vehicle, unless the owner can wipe VIN history. Cleanautohistory.com can furnish such services and delete car history as well as find for you a specific car that has no history of such intrusion or VIN removal. When you need to sell or buy a car - it is more prudent to entrust this process to the professionals.