Restricting Someone On Facebook
1. Login to Facebook and go to the Account drop-down menu at the top of any Facebook page and select "Personal privacy Settings."
2. Select "View settings" in the "Fundamental Directory site Information" section.
3. Change the setting for "Send me messages." Your options include Everybody, Pals and Friends of Pals.
Just emails from people that fall within the message privacy setting you select will be provided to your Facebook Messages. For instance, if you select the "Pals Just" setting, you will not get messages from email addresses that are not verified to be among your buddies. Rather, those senders will receive automated bounce-back replies.
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