Sorry, all...used find to see if question asked previously and found out I used too many characters in my custom details section. I shortened it and now it has posted.
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 .