Here are the five Knowledge Base articles:
SPS: Performing an Unattended Installation of SharePoint Portal Server (Q323655)
SPS: How to Obtain the Latest SharePoint Portal Server 2001 Service Pack (Q312963)
STS: SharePoint Team Services and Microsoft SharePoint Portal Server Compared (Q288272)
SPS: How to Modify the Search Thesaurus in SharePoint Portal Server (Q289652)
Cannot Access Word Documents with Outlook Web Access on Sharepoint Portal Server (Q325355)

And Steve Collier has also been made a SharePoint MVP, well done to him, much deserved.