Some related posts from Technorati and Google.

 [Ojr.org] Search and you will find ... an old news story?: Over the past three years, SEO has become important not just in bringing readers to a site, but also in making money from them once the get there. Savvy publishers are learning how to employ SEO techniques on pages serving advertisements from automated pay-per-click (PPC) advertising networks, such as Google's AdSense and Yahoo's Publishers Network, in order to maximize the number of potentially high-paying ads served to their site's readers.

 [Advancewebdesign.com] Advance Design Interactive's Daily Blog: E-business news ...: Friendster is an Internet social network service in which every user creates an online identity by filling out a questionnaire profile and uploading a user picture, and then defines a gallery of friends, and the service then integrates these galleries, allowing a user to search through a list of their friends, their friends' friends, and so on. The premise is that in this way, one can interact with and meet people who are always a friend-of-a-friend-of-a-friend, and not a random, unknown person.

[Somewhatfrank.com] Somewhat Frank ~ Blog : Web/Tech: As Edgeio does just that in gathering listing from the blogosphere and other sources that may not have been previously pulled together and search-able thus it is being referred to as the 'edge.' Edgeio has an interface that gathers all of these listing together and provides tools to allow visitors to search on them by geographic area in addition to listing type which is distinguished by other meta tags that further explain the listing. For example if I was selling my car I could tag a post on my blog as Somewhat Frank as “listing” and “auto” and the crawler should swing in and pick it up and aggregate it back to the Edgeio console.

Reflected tags on Technorati: Blog, Wikipedia, Openpedia.org