End User SharePoint SharePoint Site and Blog

http://www.endusersharepoint.com/
-- resourcesful even to IT Pros and experts

SQL 2005 Virtual Labs

http://technet.microsoft.com/en-us/bb499681.aspx

Here is a list of SQL 2005 Virtual labs. It is easy to use and setup.

Customizing MOSS 2007 My Sites within the enterprise

A good read for those with requirements to customize mySite in SharePoint 2007.