Just in case it wasn't clear from all the replies here, using an unknown rel-attribute on links doesn't do anything, and since the default behavior is to use links normally, this just treats links ...

Google has updated its favicon documentation for Google Search to add definitions for each supported rel attribute value in the Google Search favicon documentation. Google said it added these details ...

Internal and external links are essential topics every SEO must learn. Links send users to external sites or can be used internally to keep people on your site and help search engines find more of ...

Google’s John Mueller answered a tweet about the proper use of nofollow for SEO, while agreeing with the tweet, he also pointed out a nuance about the nofollow attribute that was missing. The tweet ...

Google revised their documentation on Favicons in order to add definitions in response to user questions received about favicons and what to use. The updated version of the documentation is ...