How can you trust anything Zillow has on the site, when it changes its own history?Zillow changed values of houses it had from years ago, to make it look to coincide with the economy as a whole.This is a total loss for credibility and trust for Zillow.Stick to your guns Zillow, or dont make up zestimates you have no trust in.November 16 2010 - US0YesReport 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.