Official Google Webmaster Central Blog: Specify your canonical
... Carpe diem on any duplicate content worries: we now support a format that allows you to publicly specify your preferred version of a URL. If your site has identical or vastly similar content that's accessible through multiple URLs, this format provides you with more control over the URL returned in search results. It also helps to make sure that properties such as link ... [full article
"explains canonical attribute which is used to google know the alternate url for any content." - mf
Thank you mf for bookmarking this article!
Do-It-Yourself Search Engine Optimization Guide
... Search engine optimization doesn’t cost, but not paying attention to search engine optimization costs you plenty. The following are tips, techniques, and the tools you need to create a search engine friendly website or blog. SEO (Search Engine Optimization) is the technique of fixing code, writing keywords, and making your site an open door to search engines to come in and explore.
If you are not familiar with SEO and search engine page ranking, then check out my article on How Google Ranks Websites for a ... [full article
"WOW!! I have read many SEO related tips and articles but no post / article was so detailed. Worth keeping it as reference guide for your web development and blogging if you want your sites to appear top in search engines." - cool b
Thank you cool b for bookmarking this article!