Why is the Z-estimate for this property going down while 307 (same bldg) is going up?There is no difference in the overall units, and, in fact, 201 is bigger. Same holds for other units - variations all over the place. Does Zillow have trouble gauging condo worth? Question refers to 1400 Rosa L Parks Blvd APT 201, Nashville, TN 37208February 11 201000YesReport 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.