How To Unblock A Person On Facebook
1. Click Account then choose Personal privacy Settings in the top right corner of your Facebook page
2. Search for the Block Lists tab at the bottom of the page, then click the Edit your lists link
3. Click Unblock link next to the name of the person you want to unblock
4. Click Confirm button on the dialog box that appears
Keep in mind: Facebook will caution you that once you removed this person from your block list, she or he might be able to view your profile and contact you, depending upon your personal privacy settings. It won't be possible to add this individual back to your block list for 48 hours.
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