Most of the auto auction websites require to place a minimum deposit, so you can take part in a live auto auctions. If your bid is not successful, you'll be able to use the same deposit amount towards the next bid to try to win another car. Usually you are sent a letter with auction results and in case your bid is not the highest or someone outbids you are offered to bid for another vehicle. Thus, you can look at the inventory available on the website and find a car you'd like to possess. As a rule, your deposit will remain intact till your successful purchase is confirmed. So you can try to bid for a car unlimited number of times before you win a vehicle on a Live Bidding auto auction.