Managing
SPSFAQ0603157 - Should I have more or less Site Collections in SharePoint Server 2007?
SPSFAQ0603158 - How do I add support for crawling PDFs in SharePoint Server?
SPSFAQ0603159 - How should I set up administrative or service accounts for SharePoint Server 2007?
SPSFAQ0603160 - What are the Microsoft Application Templates for SharePoint and how can I use them?

Downloads
SPSFAQ090365 - What is a good starting point for planning my SharePoint architecture?

Links
SPSFAQ0803164 - How do I get started with editing the CSS in SharePoint Server 2007?
SPSFAQ0603161 - Where can I start online administrator training for SharePoint Server 2007?

Source: http://www.spsfaq.com/2007/04/some-essential-faqs-for-admins-of-moss.htm