mark messages from someone in specified category

From: MT <MT_at_discussions.microsoft.com>
Date: Thu, 1 Jul 2004 05:03:01 -0700

 I want messages from people in particular categories to be marked (or coloured) in my inbox automatically. I can't find a rule format to help. Any ideas? thanks. (am using oulook 2003) Received on Thu Jul 01 2004 - 05:03:01 PDT