System Center Guide

From Chris Nackers blog:

Provided with MDT 2010 SCCM integration is a pre-execution hook that allows for a computer name prompt prior to execution of the task sequence. This works great for bare metal installs and avoids the MININT% name. An additional property i wanted to define for bare metal builds was to provide a selection screen where the user can select the target organizational unit (ou) in Active Directory.

Read more here.