SABnzbd Forums

If you want absolute control over your RSS feeds in sabnzbd, you need to understand how to use Regular Expressions (RegEx). Smashing put together an amazing collection of RegEx tutorials and primers. The list also includes some tools to help you along. Give it a look.

http://www.smashingmagazine.com/2009/06 ... resources/

(not affiliated with Smashing, just love their work)

Good tip, but keep in mind that SABnzbd uses Python-style regular expressions.
There are subtle differences between the dialects.