We have started a forum post exchange at UK webmaster world, not only to help new forum owners populate their forum, but for established forums to increase membership and quality contents to there website.
All forum owners are welcomed to join free of charge.
You can add your forum to the forum post exchange directory to express your interest.
The post exchange is arranged in a simple tier structure based on the number of post you want to contribute to other people's forum, for more information please visit any of the urls given above or contact me.