Markus has put together a great set of example PowerShell scripts which automate many tasks in FIM. Check them out today in the Scriptbox: http://social.technet.microsoft.com/Forums/en-US/ilm2/thread/807617bc-b560-4cbe-a137-b9f338bfbd8e

Check out another useful tweak from Paolo with the unsupported web service client. Paolo adds another strongly-typed class to the client: https://espace.cern.ch/idm/Lists/Posts/Post.aspx?ID=14