USMT 4 and ConfigMgr
From the archive (2010). Written for the tools of the time, so some details may be out of date.
Great article here on TechNet about using USMT 4 with ConfigMgr, includes some direction on USMT4 with Microsoft Deployment Toolkit integration as well.
How to use USMT 4 hardlinking in a Configuration Manager 2007 Task Sequence
-Chris