A hard closing time rewards the fastest connection, not the best price. Auto-extend fixes that, and it is usually worth more than any negotiation.
Without auto-extend, the optimal strategy for every bidder is to wait. Bid early and you reveal your position. Bid in the last three seconds and nobody can answer. The result is an auction that ends below its real value and a set of bidders who have learned that skill beats price.
If a bid lands inside the extension window — commonly the last two or three minutes — the clock moves forward by that same interval. Another late bid extends it again. The auction closes only when a full window passes with no new bid.
The last few percent of value usually appears after the scheduled close. Two bidders who both wanted the lot get to find out which one wanted it more. Without extension, that contest never happens and the lot is sold to whoever timed their click best.
Too short and a bidder on a slow connection cannot respond, which defeats the purpose. Too long and the auction drags. Two to three minutes suits most industrial lots. For high-value assets with fewer bidders, five minutes is safer.
An extension that surprises people feels like the rules changed mid-game. Stating it on the listing, and showing a banner when an extension happens, turns it from a trick into a feature — and bidders bid more freely when they know a late bid cannot steal the lot.
Auto-extend means that if a bid is placed in the final minutes of an auction, the closing time moves forward by a set interval. The auction ends when bidding genuinely stops rather than when a stopwatch runs out. It removes the advantage of sniping — placing a bid so late that nobody can respond.
Read more about Sales & Scrap Bidding on BidBegin.
Ten minutes is enough to see whether this fits how you buy or sell.
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