Free ebooks: Great content from Microsoft Press.

Some of Free Books from MicroSoft Press

Introducing Windows Server 2012

Introducing Windows Server 2008 R2

Introducing Microsoft SQL Server 2012

Introducing Microsoft SQL Server 2008 R2

Understanding Microsoft Virtualization Solutions (Second Edition)

Microsoft Office 365: Connect and Collaborate Virtually Anywhere, Anytime

Security and Privacy for Microsoft Office Users

Deploying Windows 7, Essential Guidance

Reference from (kimspilker  MSDN Blog)