Social Bookmark Button
Social networking and social bookmarking sites provide a wonderful source of one-way incoming links to your web site, and they seem to be getting a lot of attention by the search engines. Sites like MySpace, FaceBook, YouTube, Twitter, Faves, Digg, Linkedin, and many others can be important as part of your link building. They’re becoming even more important as Google increasingly focuses on the social networking sphere.
Adding the free AddThis bookmark tool to your web site can make a surprising difference.[Update: Another free tool that does essentially the same thing is from Sumo.] These are simple pieces of code that let your visitors build your links for you. You can see it at work on our blog (floating along the left edge of our pages — try it out!).
The code looks nice and small on your pages, but opens up to allow bookmarking in more than 40 different sites: