Patent ID: 8037093

Claim:
A method comprising, by one or more computer systems of an online social network: accessing data for a profile page on the online social network of a first user of the online social network, the data comprising an identifier of a web site that is external to the online social network and content to be added to or updated if content is added to or updated on the web site; determining whether content has been added to or updated on the web site; if content has been added to or updated on the web site: adding or updating the content on the profile page of the first user; accessing one or more tracking preferences of one or more second users of the online social network, the tracking preferences of each of the second users: identifying one or more users of the online social network that the second user wants to track; and indicating one or more types of content that the second user wants to track; and determining whether the content added to or updated on the profile page of the first user substantially matches the tracking preferences of one or more of the second users; and for each of the second users whose tracking preferences are substantially matched by the content added to or updated on the web site, communicating to the second user that the profile page of the first user has been updated, the communication comprising an activatable link to the profile page of the first user.