The patterns and practices group just released their latest installment; it helps architects and developers to design, build, test, deploy and upgrade SharePoint intranet applications.
Have I followed P&P's recommendations?
Check for yourself! http://www.microsoft.com/spg
Update: Luis Du Solier pointed me to this post from Blaine Wastell, which has further thoughts http://blogs.msdn.com/blaine/archive/2008/11/05/sharepoint-guidance-is-live.aspx