Up until a couple years a go, most of the SA forum rules were unwritten rules of just about every board I visited. People would get auto-banned all the time for posting stupid/spammy crap. I knid of miss those days sometimes, but F paying SA for that... arg!
If you owned a forum which had world wide use and appreciation... wouldn't
you try to get some money out of it? I think I would, unless I didn't need the money, of course.