Ignore Foursquare at Your Peril - An Analysis of Potential.
Convince & Convert
APRIL 7, 2010
Whrrl also lets other people check-in to MY check-in turning it into an almost virtual layer over our real life event. Whrrl also lets other people check-in to MY check-in turning it into an almost virtual layer over our real life event. Foursquare makes me figure that out on my own by browsing my feed.
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