I recall reading about this and the end mark was n/m, no message, or n/b, no body. Above there was a comment suggesting to duplicate the subject in the messag

I recall reading about this and the end mark was n/m, no message, or n/b, no body. Above there was a comment suggesting to duplicate the subject in the message body. In which case I think EOM would be appropriate. Interesting diversity for the same idea.