Directory service results responsive to a request for a desired good or service provider may be provided based on one or more user-selected locations. The user may seek a desired good or service provider that is proximate to a location from which the user may begin traveling to the point of interest,...http://www.google.com/patents/US7761350?utm_source=gb-gplus-sharePatent US7761350 - Biasing of search result clustering to ensure more effective point of interest (POI) targeting
