One of those was Foursquare, a buzzy, location-based mobile check-in startup that had cache among the Valley elite. He tried applying through the front door, but was quickly turned down; Foursquare was inundated with offers from eager would-be tech workers. Instead of giving up, Graves had a better idea. On nights and weekends, he started calling around bars and restaurants in Chicago, pitching owners and managers to sign their businesses up for the Foursquare app. By pretending that he actually worked for the company, Graves managed to sign up thirty new customers in the Chicago area. So
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