The 12 string that Mark used to use was a Jerry Jones. Jerry Jones makes guitars based on popular Danelectro models of the 50's and 60's with higher quality than either the originals or the reissues (which came after JJ began making their versions).
When you block a person, they can no longer invite you to a private message or post to your profile wall. Replies and comments they make will be collapsed/hidden by default. Finally, you'll never receive email notifications about content they create or likes they designate for your content.
Note: if you proceed, you will no longer be following .