Uh oh! All three of the Musketeers claim to be the same person. What a mess!
Sometimes Google finds itself in a similar dilemma. If you have very similar pages on your site, which is the real one that it should index? That is, which would be considered the canonical version of the page? In this video we explain why the rel=canonical tag can help search engines know which of your pages to rank.
1.) Virtual Keynote on SEO Tags with Google’s Gary Illyes: http://stonet.co/seo-tags-vk
2.) Do E-commerce Sites Mess Up Their SEO? http://stonet.co/ecomm-canonical