Dynamics CRM 3.0 ships with a Configuration Wizard that allows you to configure most of the common customization points automatically.  It builds a configuration file that can either be saved for later Import or Imported live.
Where to find it:
Look in the following folder on your CRM Server:
[installation drive]\Program Files\Microsoft CRM\Tools\
The application file name is:
Microsoft.Crm.Sbe.Configuration.Wizard.exe
Launching the [...]