What if I accept a bid and then I get a lower bid? Irith Williams September 03, 2018 06:44 Updated Accepting a bid means that the proposal has been accepted and is a binding commitment. Related articles Can I extend a reverse auction? Who can see my bids? How do I change my bid or proposal? How long do reverse auctions go for? What if I want to accept a bid before the reverse auction has completed? Comments 0 comments Please sign in to leave a comment.