location-based services

Review

Foursquare 3.0 brings a world of new check-ins for customers, businesses
by Phil Nickinson
Mar 09, 2011
After two years, 7.5 million members and some 500 million check-ins, Foursquare is turning 3. Version 3.0 that is, and it brings new features for users and merchants. For those of us doing the checki...