Visit Facebook account that you desire to unsubscribe.
Click account (above on the right) and select account settings.
How To Delete Facebook Account Temporarily
Click on 'Security' in the column left wing. At the bottom of the right pane, click on the link "Disables your account"
In the window that opens, inspect one of the boxes to show the reason that you desire to deactivate your account. If let unattended the box on the side of not getting email, will continue to get invites to occasions by your friends, demands to join groups, etc. Then click the button to validate,
In the window that opens, enter your password and click the "Deactivate Now".
And you prepared you a message telling you that your account has actually been shut down. If at some point wish to reactivate it simply please, log in using your email address and old password.
Well I hope this Tutorial will assist them to unsubscribe or How To Delete Facebook Account Temporarily.