Submitted a back up offer, how long do I have to wait?Submitted a backup offer on a property, I'm next in line. It is a 30 day escrow... when do we know when we can or cannot purchase the house? Do we have to wait till the 30th day?January 22 2009 - The Colony00YesReport a ProblemProblemSelect oneOffensive contentIrrelevant contentSpam (pure self-promotion)OtherDetailsYour emailPlease enter a valid email address.Submit CancelContent flaggedWe will review this content. Thanks for helping make the site more useful to everyone. To learn more, read Zillow's Good Neighbor Policy.We're sorry. This service is temporarily unavailable. Please come back later and try again.