I would say that if you create a website and you make it's own identity; then create links in on different c-class ip's from different hosts helps..
10% relevance
90% backlinks
works best...
Google, Yahoo and MSN used to Run SEO contests, see here -
http://en.wikipedia.org/wiki/SEO_contest
winning SEO contest strategy through the use of backlinking, a technique in which the required words on other people's sites were hyperlinked back to his site.
if the backlinks are on different hosts and c-class ip's it is said to help .... but backlinking is the way to go...
