11
...
the Viral Marketing Power
of Social Bookmarking
and Social News Sites
SOCIAL BOOKMARKING
and social news web sites are online
communities where users submit Web page links in order to share
them with other users and the general public.
The point of these sites is to collect the referrals and opinions of
users from across the Web to find the “best” content. By allowing
users to submit their favorite web sites, web pages, news stories, arti-
cles, photos, videos, and blog posts, these services aggregate lists and
summaries of Web content for easy reference. Some social book-
marking sites specialize in specific topics, like Sphinn, which focuses
on search engine optimization and online marketing topics, while
others, like Yahoo! Buzz or Propeller,