How can we make moving around Nairobi easier, sweeter and better?

  
How could online games be used to motivate people to leave the car at home?

FourSquare

FourSquare combines the digital and the physical world - by allowing you to "check in" at a geographical location using your smartphone. FourSquare has a strong element of game mechanics, allowing you to unlock a multitude of different "badges" or become "mayer" of a location if you check in often.


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Existing Solution Screen_shot_2011-11-15_at_20.17.52_