I'm a little confused by the rel attribute usage.
Individually I understand rel="author", rel="me" and rel="publisher", however I am wondering if I can mix and match attribute values.
Example 1: On my website, I have a link in the footer which links to my domain. Do I add rel="me", rel="author" or rel="me author"?
Example 2: On my website I have a link to my twitter account. Do I add rel="me" or rel="me publisher"?