There's lots of talk about what works and what doesn't work when it comes to Web 2.0. The fact is, some activity will give you better SEO (Search Engine Optimization) than others.
According to some of the leading experts, Squidoo is one way to improve SEO. Check out one of my lenses at http://www.squidoo.com/themarketingmindset
Although not something that in and of itself is the only solution for great SEO, it's one piece to the SEO puzzle.
The Street Smarts Marketer