Whether you’re new to MDT or looking for more info, check out the following sites:

Official TechNet MDT FAQ and Guide – Keith’s TechNet MDT FAQ and Guide – Start here, you’ll thank me later

Download MDT 2013 – The One and Only.

Deployment Research – Good Site, I highly recommend the LiteTouch Unleashed Series.

Scriptimus – Great Site, Mr. Barnes is always posting something useful.

Deployment Bunny – Cool site, I suggest you find his guide on customsettings.ini.

Deployment Fundamentals – Johan’s other site where you can purchase training materials and his books.