Hi dear friends,
See a list of more than 130 do follow forums from various niches. All are having good PR too. Don't know How far this can help us to get good number of backlinks.
Here is the list List of Do follow forums [High PR] in Different Niches.
Adding more lists of do follow forums will be greatly appreciated.
Update: Broken link removed. And you can find many other resources there now...like dofollow blogs, dofollow directories etc.. cheers