Slipstick has plenty of information that you might be interested in.
Rules Wizard and AssistantsYou can download
Outlook 97 Rules Wizard Using Inbox Assistant in Microsoft OutlookIt has been a while since I have used the O97 vers, but this in the information that will get you started. The Slipstick site is very informative and there are also plenty of links to addins and other complimentary apps and advice.