The Google PageRank system: why PageRank is important and how to perfect it.

Ah, so much confusion about such a tiny little number: PR3. Or PR5 or PR8 if you should be so lucky.
When the Google technology known as the PageRank system was created and then installed on its free toolbar, it opened up quite a can of worms. Because, predictably enough, website owners began equated their PageRank [...]