Link 1: The things that are better left unspoken : New features in Active Directory Domain Services in Windows Server 2012, Part 1: Overview

Link 2: The things that are better left unspoken : New features in Active Directory Domain Services in Windows Server 2012, Part 2: New Promotion Process

Link 3: The things that are better left unspoken : New features in Active Directory Domain Services in Windows Server 2012, Part 3: New Upgrade Process

Link 4: The things that are better left unspoken : New features in Active Directory Domain Services in Windows Server 2012, Part 4: New PowerShell Cmdlets