How Companies Are Using Data from Foursquare
When Foursquare began, it was easy to wonder what the point was beyond the game. It asked people to "check in" when visiting places like shops, bars, or restaurants and then gave them a chance to compete for virtual prizes, like badges and recognition as "mayor" after visiting a place more than anyone else. Now, with more than nine million users, Foursquare is beginning to prove its value to businesses. It is becoming the rare social-media service that lets them directly analyze whether promotions lead to sales.
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Great post from MIT Technology Review. Gives the uninitiated a peek into what location data means to businesses and brands.