If you would like to prevent anyone on you site from following members on your site, you can hide the "Follow User" links that appear on Member Profile pages and in the Member Snapshot by adding the following Custom CSS to your Display Settings....
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 .
