Microsoft Press have released the final version of the ebook Introducing Windows 8: An Overview for IT Professionals, for FREE!
Link: Download PDF
Get a headstart evaluating Window 8—guided by a Windows expert who’s worked extensively with the software since the preview releases. Based on final, release-to-manufacturing (RTM) software, this book introduces new features and capabilities, with scenario-based insights demonstrating how to plan for, implement, and maintain Windows 8 in an enterprise environment. Get the high-level information you need to begin preparing your deployment now.
Topics include:
• Performance, reliability, and security features
• Deployment options
• Windows Assessment and Deployment Kit
• Windows PowerShell™ 3.0 and Group Policy
• Managing and sideloading apps
• Internet Explorer® 10
• Virtualization, Client Hyper-V, and Microsoft Desktop Optimization Pack
• Recovery features
Source: http://blogs.msdn.com/b/microsoft_press/archive/2012/11/13/free-ebook-introducing-windows-8-an-overview-for-it-professionals-final-edition.aspx