Windows Vista Product Guide
A comprehensive feature by feature guide to Windows Vista. With contributions from people who actually worked on the product, this is the definitive resource to learn about Windows Vista. The Windows Vista Product Guide is available in the new Microsoft Word 2007 or the new XPS format.
http://www.microsoft.com/downloads/details.aspx?FamilyID=bbc16ebf-4823-4a12-afe1-5b40b2ad3725&DisplayLang=en
Windows Vista Step-by-Step Guides for IT Professionals
These step-by-step guides will assist IT Professionals in deploying or migrating to Windows Vista. These guides will also provide step-by-step information on how to control device installation using Device Management and Installation (DMI) and manage ADMX files. There are also step-by-step guides to help you protect data using BitLocker Drive Encryption, to administer the TPM Security Hardware in a computer using Trusted Platform Module (TPM) Services, and to help deploy better-managed desktops and mitigate the impact of malware using User Account Control (UAC).
http://www.microsoft.com/downloads/details.aspx?FamilyID=311f4be8-9983-4ab0-9685-f1bfec1e7d62&DisplayLang=en

Windows Vista Application Development Requirements for User Account Control Compatibility
This document details how to design and develop User Account Control (UAC) compliant applications for Windows Vista. Detailed steps about the design process are included, along with code samples, requirements, and best practices. This paper also details the technical updates and changes to the user experience in Windows Vista.
http://www.microsoft.com/downloads/details.aspx?FamilyID=ba73b169-a648-49af-bc5e-a2eebb74c16b&DisplayLang=en

IPv6 Transition Technologies
This article describes IPv6 transition technologies and how these technologies are supported by the IPv6 protocol for the Windows Server 2003 family, Windows XP with Service Pack 1, and Windows XP with Service Pack 2. This article is intended for network engineers and support professionals who are already familiar with basic networking concepts, TCP/IP, and IPv6. This article contains sections on transition mechanisms, tunneling configurations, ISATAP, 6to4, Teredo, PortProxy, and migrating to IPv6.
http://www.microsoft.com/downloads/details.aspx?FamilyID=afe56282-2903-40f3-a5ba-a87bf92c096d&DisplayLang=en
Windows PowerShell Week Script Samples
Sample code and commands from the Windows PowerShell Week webcast series. Includes a document that shows you how to convert common VBScript commands into their Windows PowerShell equivalents.
http://www.microsoft.com/downloads/details.aspx?FamilyID=264ce487-1d36-4466-bd8b-23a7f1fa967e&DisplayLang=en