You need to take into consideration when deciding on unsubscribe, the only option offered in your Facebook profile is the disable account, something that ensures that whatever is totally eliminated, so it may be that the images, comments and personal discussions are stored, although currently not be available to them.
How Can I Delete A Facebook Account
If you wish to erase your single account you have to check out the following link and confirm:
http://www.facebook.com/help/contact.php?show_form=delete_account
Note: Once validate not be able to recover your data and everything to do with the Costs, already not you can utilize functions it email, which provided low, you would have utilized a brand-new account hotmail, gmail, etc.
Delete request from sent out by error
To delete a request wrongly sent to a person (e.g. demand for friendship) in the leading menu go to "Configuration", then "Personal privacy settings".
Then compose the full name of the person in the field "Block individual".
Then look it up and lock it. So not your friendship request, will be since blocking somebody removes any link with it. If you want this person to find you or have contact with her, you go back to the 'blocked list' and eliminate it by pushing Erase (however currently not your application will appear to him because it was previously obstructed).
This does not work for sent messages, since they are all stored in the Inbox of the person.
Thus the article How Can I Delete A Facebook Account from us, hopefully useful thank you.