What's the best method for evaluating supply & demand characteristics for rental income properties?I would like to better understand the competitive forces driving occupancy rates, when comparing single family home rentals across certain zip codes. October 24 2011 - Louisville0YesReport 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.