Since marketers still think of Google PageRank as an important metric, Rand Fishkin explains some methods to use and understand PageRank the way that Google provides it -- in the toolbar. Toolbar
PageRank is updated randomly, he explains -- somewhere between one and 11 months. In a detailed post, Fishkin tells us what it means for PageRank to update on a "log scale," why the metric has a low
correlation to how well content ranks, and how to use historic numbers.
Read the whole story at SEOmozBlog »