Intro to Foursquare, Brightkite & Location-Based Social Media
Socialized
NOVEMBER 4, 2009
You can use most location-based services on your laptop, but they are more powerful and more useful on a mobile phone, like an iPhone, Android or BlackBerry. The most widely understood method is through Global Positioning System (GPS) data obtained from navigational satellites in geosynchronous orbit. How Does It Know Where I Am?
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