Today I contracted the help of my friends in India to assist me with submitting one of my sites to PR4-PR7 directories. WIll it work? You never know, if you're not doing it right, it may actually backfire on you, your website and your keyword rankings. It's been a while since I've done this, but in the past I've seen a site go from 0 links in to 200 links in within months. As for the term, there are over 5K+ listings in Google now.