ISA and Exchange admin's have Best Practice Analyser's (BPA) available previously, now it is also available for SBS 2003 as well.
The SBS BPA will check all major components of Windows Small Business Server 2003, including:
• Exchange Server 2003 • Update Service • Network configuration • Windows SharePoint Services • SQL Server when it is present
From the SBS Blog:
The Microsoft Windows Small Business Server 2003 Best Practices Analyzer examines a server that is running Windows Small Business Server 2003 (Windows SBS) and presents a list of information and errors that administrators should review.
The Windows SBS Best Practices Analyzer examines the server and collects configuration information from many sources including:
After collecting information about server configuration, the Windows SBS Best Practices Analyzer verifies that the information is correct and then presents administrators with a list of issues sorted by severity. The list describes each issue and provides a recommendation or possible solution.