Patent ID: 8010601

Claim:
A method comprising: identifying a first proximity group comprising a first plurality of users, each user of the first plurality of users being within a proximate area of at least one other user of the first plurality of users and having an area of interest; and identifying at least one additional user within an aggregate of the areas of interests of the first plurality of users in the first proximity group as a neighbor of each of the first plurality of users in the first proximity group; wherein: the first proximity group comprises a first user and a second user, the first user having a first proximate area within which the second user is located and a first area of interest that is larger than the first proximate area and the second user having a second proximate area within which the first user is located and a second area of interest that is larger than the second proximate area; and identifying the at least one additional user within the aggregate of the areas of interest of the first plurality of users in the first proximity group comprises identifying at least one first additional user located within the second area of interest of the second user and outside of the first area of interest of the first user as a neighbor of both the first and second users.