When Paula Henry, an Indianapolis realtor, sat down to post on Agentgenius.com, a blog for real estate professionals, she couldn't have anticipated the hullabaloo that lay ahead. In a post written in ...

Curious about a house or condo with a for-sale sign out front? Soon, finding a listing is as easy as snapping a photo of the sign. Realtor.com, which publishes a comprehensive online database of ...