1. A social networking website system that supports user interactions in a plurality of social networks, the social networking website system comprising: a server enabling a user to participate in a plurality of social networks based on a current location information; the server monitoring the current location information of the user, and, based on changes to the current location, adjusting the user's membership to, or participation in, the social networks and social groups; the server automatically enabling communication among a plurality of mobile devices used by a corresponding plurality of users via the plurality of social networks, each of the plurality of mobile devices identifies a corresponding current location information based on GPS coordinates; and the server automatically, without employing invitations and explicit user acceptance, automatically registering and including a first user among the plurality of users in a new social network based on GPS coordinates of the current location of the first user's mobile device among the plurality of mobile devices; wherein a current location to social networks mapping is employed to determine appropriate social networks and associated social groups for the first user based on the current location.
1. A social networking website system that supports user interactions in a plurality of social networks, the social networking website system comprising: a server enabling a user to participate in a plurality of social networks based on a current location information; the server monitoring the current location information of the user, and, based on changes to the current location, adjusting the user's membership to, or participation in, the social networks and social groups; the server automatically enabling communication among a plurality of mobile devices used by a corresponding plurality of users via the plurality of social networks, each of the plurality of mobile devices identifies a corresponding current location information based on GPS coordinates; and the server automatically, without employing invitations and explicit user acceptance, automatically registering and including a first user among the plurality of users in a new social network based on GPS coordinates of the current location of the first user's mobile device among the plurality of mobile devices; wherein a current location to social networks mapping is employed to determine appropriate social networks and associated social groups for the first user based on the current location. 2. The social networking website system of claim 1 wherein, the appropriate social networks and associated social groups are associated with a corresponding street, city, county, region, state or country.