Search Engine Journal Subscribe via RSS or email: 8 Things We Learned About Google PageRank October 25th, 2007 by Loren Baker, Editor | 6 Comments Yesterday, Google lowered the Toolbar PageRank of many sites in many different online verticals, in what may be a permanent or temporary message to sites about selling links. Google also lowered the Toolbar PageRank of many sites which do not sell links, so the link argument may not even be relevant. Until Google comes out with a statement on the chan ...