Werber this time, looks to local services.
Social Media Mobile
The fusion of the technical capabilities of a smartphone (GPS also), location-based services / Location Based Services (LBS ) and Social Media, revealed an effective advertising channel. From konsumentenpsychologischer view.
Local Services. Location-based networks.
There are already services with a mix of friends network, Recommendation Portal and spatial data entry with real character.
* Users can tell their friends, where they are and leave tips on the places or write reviews.