4 Ways To Tap Into Local Markets
Harp Interactive
FEBRUARY 23, 2010
Foursquare allows for check-ins. Google Buzz nearby mobile feature serves up a list about places, and users can read Buzz info about those places from others who are both in and outside their networks. BrightKite Gowalla and Loopt allow users to check in at locations, and the ability to share that activity among a network of friends.
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