yes.
obviously, you weren't a good friend...
You delete them from you Facebook!
To delete your comments off of Facebook, you can simply click on the three dots that appear to the right of the comment. This will give you the option to delete or edit the comment.
yes
You delete your account
Contact a facebook staff member and request your account to be deleted.
go to that photo and click on delete this photo under the picture.
As far as my knowledge you can only deactivate your account.
you cant if you put it on there it will never come off
go to the contacts app click the contact that u want to delete press edit then at the very bottom press delete contact
delete them in your itunes account
i don't know how did i get here