Originally Posted by gemac

There is nothing stopping that. It is a lot easier than it used to be, because BE number can be entered in one's profile. Your friends will have to enter your BE number in their profile. Then, when they book through AA.com, you will get credit. If they book some other way, you will not. If anything causes a ticket re-issue, you won't get credit (unless your friends make sure your BE number is put back in their record).