Why don't you try this. Do new listing create listing& save it, and do not put under automated. Then totally delete the listing that keeps relisting?? Maybe you have done.. just a thought.
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 .