Stuff for me to remember based on current research (more about searching in WSS 2003, but am finding links related to future configurations of SPS2003 or MOSS 2007 search):

Some documents are not returned in the search results when you use the Advanced Search feature in SharePoint Portal Server 2003 to search for content that has a custom property

How to determine if Windows SharePoint Services or if FrontPage Server Extensions is in use in IIS