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(RED): Starbucks To Donate $1 For Every Check-in In Foursquare’s Largest Non-Profit Campaign Yet
May 31, 2012
Rip Empson
It's nice to check-in to battle to be the mayor of your favorite burger joint, or to get 30 percent off a purchase, but it's much more satisfying to check-in and feel as if you've actually done some g