List of DoFollow Social Bookmarking Sites
One of the best strategies to gain backlinks is to bookmark your website in dofollow social bookmarking sites.
Here you have a list of such sites (with their pagerank).
1 – http://slashdot.org (PR9)
2 – http://digg.com (PR8)
3 – http://technorati.com (PR8) (Only Blogs)
4- http://www.furl.net (PR7)
5 – http://www.backflip.com (PR7)
6 – http://www.hugg.com (PR7)
7 – http://www.mixx.com (PR7)
8 – http://ma.gnolia.com (PR7)
9 – http://www.connotea.org [...]