When you click Submit Bid:
After you enter your Maximum Bid and click Bid, the Confirm Bid page displays. By clicking Submit Bid, you commit to buy the item if you are the winning bidder. If you do not want to continue the bid, click Cancel. Once you click Submit Bid, you cannot retract your bid.
Before you confirm your bid:
Before you confirm your bid, please review the details of the bid shown on the Confirm Bid page, as well as the list under "Before you confirm" at the bottom of the page to make sure you still want to submit your bid.