“ When all is said and done, FollowFormation is an easy way indeed to meet up with the top Twitterers by subject and thematic matter. As it was mentioned above, it will be particularly appealing to social media novices, but even those with a couple of tweets under their belts will put it to good use as well. Pay the site a visit if you want to learn more, and start having a twitter experience that is more productive as a whole.
http://www.killerstartups.com/Web-App-Tools/followformation-com-make-following-make-sense
