CELLULAR TELEPHONE AND COMPUTER SOFTWARE FOR LEAVING VIRTUAL INFORMATION TAGS ASSOCIATED WITH SPECIFIC GEOGRAPHICAL LOCATIONS, VIEWING VIRTUAL INFORMATION TAGS LEFT BY OTHERS, FINDING AND CONTACTING OTHER USERS WHO HAVE SIMILAR INTERESTS AND WHO FREQUENT THE SAME VENUES AND BUSINESS ESTABLISHMENTS, TAGGING SOCIAL MEDIA POSTS WITH GLOBAL POSITIONING SYSTEM LOCATION INFORMATION, SHARING INFORMATION ABOUT BUSINESS ESTABLISHMENTS AND EVENTS AT SPECIFIC GEOGRAPHICAL LOCATIONS, AND FOR ACCESSING ON...