[@netweb Keymaster 12 years, 4 months ago]

Take a look at the following plugins:

https://wordpress.org/plugins/bbpress-vip-support-plugin/ (You need to get an updated version of this via the support forums for this to work https://wordpress.org/support/plugin/bbpress-vip-support-plugin)

https://wordpress.org/plugins/buddy-bbpress-support-topic/