To delete your image after the listing ends you just go to your image folder(s) and delete the ones you want to delete. They will then show up on your old ebay listings with a red x in the photo boxes.
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 .