Ken Troyer over at the PIPS Power Group made a good post about how it is interesting how the porn sites make money with their membership sites.

PPG is a private site so I can’t give you the link to the blog post from Ken, but here is a good article talking about this very topic.

http://sitefling.com/blog/how-the-porn-guys-do-things/

There is a lesson here for anyone wanting to make money with a membership site!