You need to remove the armrest by popping out the three round covers and removing the three screws. A single screw holds the door release level on it's splined shaft. Just tighten that screw.
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 .