Digital: Study Says Most Marketers Should Forgo Foursquare - Advertising Age - Digital
A new study out by Forrester seems to indicate that there's not enough people using location based services for marketers to bother with them right now. Although they also suggest that people should experiment with these tools as well.
Well, I also have a study (well, not a study really, just a discussion with some smart folks) that I believe shows something pretty significant: