Once every three months Google updates the visible pagerank you can see on tools like the SEOBook Toolbar.
What is Pagerank? – http://en.wikipedia.org/wiki/PageRank
What is Pagerank good for? – http://www.seomoz.org/blog/what-is-pagerank-good-for-anyway-statistics-galore
Is Pagerank Important? – http://www.google.com.au/search?q=buy+high+pagerank+links&pws=0
Has your Pagerank improved?
If you have any SEO questions, feel free to email me or call me at 1300 783 301.
