TY - BOOK AU - Gallo,Carmine TI - The power of Foursquare: 7 innovative ways to get your customers to check in wherever they are SN - 9781259005220 U1 - 658.872 23 PY - 2012/// CY - New Delhi PB - Tata McGraw-Hill KW - Internet marketing KW - Location-based services KW - Online social networks KW - Customer relations KW - Business enterprises KW - Computer networks N1 - Includes bibliographical references and index ER -