 What is Auto Bid Extend? The Auto Bid Extend feature ensures that bidders will always have a chance to challenge bids placed in the final seconds of an auction. When indicated on a listing page, if a bid is placed during the last 0 minutes of an auction, the auction will automatically extend for an additional 0 minutes from the time of the latest bid. The auction will close once all bidding activity has stopped for a period of 0 minutes. About Bid by SMS Now it's even easier to bid on MLB Auctions. When you see an auction labeled for SMS Bidding, just send the SMS Reference ID and your bid amount to the number given, separated by a semicolon(;). For instance, to bid $00