Patent ID: 8910052

Claim:
A method comprising: maintaining a user profile for each of a first user and a second user of a social networking system; providing an interface for adding or editing one or more experiences associated with the first user's user profile, wherein an experience of the one or more experiences describes at least one of where the first user works or has worked, or where the first user attends school or has attended school, and the interface is a profile page associated with the first user; receiving via the interface a first tag indicating that the second user participated in one or more of the experiences on the first user's user profile; and responsive to receiving the first tag, determining whether the second user's user profile includes the one or more experiences, and responsive to the determination, updating the second user's user profile to include a second tag indicating that the first user participated in the one or more experiences if the second user's user profile includes the one or more experiences, or updating the second user's user profile to include the one or more experiences and the second tag if the second user's user profile does not include the one or more experiences; and providing for display to the first user a page including the first user's user profile, the page including the first tag indicating that the second user participated in one or more of the experiences on the first user's user profile; and providing for display to the second user a page including the updated second user's user profile, the page including the second tag.