there is a good article about it : http://www.seomoz.org/blog/canonical-url-tag-the-most-important-advancement-in-seo-practices-since-sitemaps i have some questions followed: 1ã€Canonical tag pass PR and anchor text and all link juice? 2ã€Can i use canonical for completely different pages? if i use canonical tag in some inner pages <link rel="canonical" href="http://www.example.com"/> so my front page will get very high rank and high PR? thanks for all help regards