Nexialys, the more links you have the more traffic. If you are only worried about your Google pr, well than it may be useless to you. If you want to get more people to your site and clicking on those Google ads that you may have, well this is the way to go.
For the few of you that sign up, all links were approved.
Chris-777, I looked at your site. It looks very general and has no pr. The directory that i am allowing people to sign up for is a niche site. If your are not running VB, it is unlikely that you are going to be approve. plus all the pages on that site has pr. I did how ever added a few of my links