Windows Client links that were posted on Microsoft.com from 5/1/09 - 5/15/09 that might be of interest:
KB969497 (Update for Internet Explorer 8 Compatibility View List):
What's New in Windows 7 Release Candidate (RC) Video: https://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=fb3982f1-d21e-4dda-b301-44dd402cc653#tm
Release Documents for this Release Candidate of Windows 7: https://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=139ff495-0cd2-4e88-be98-1090867ab28f#tm
Group Policy Settings Reference for Windows Internet Explorer 8: https://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=ab4655f2-0a3c-42eb-974d-24b2790bf592#tm
Windows Automated Installation Kit (AIK) for Windows® 7 RC: https://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=60a07e71-0acb-453a-8035-d30ead27ef72#tm
Windows Automated Installation Kit for Windows 7 RC documentation: https://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=f1bae135-4190-4d7c-b193-19123141edaa#tm
Windows Virtual PC Beta (Windows XP Mode for Windows 7 makes it easy to install and run many of your Windows XP productivity applications directly from a Windows 7-based PC): https://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=65e1c5eb-df9b-415f-b2d6-27f6ef5dceb9#tm
Windows XP Mode Beta: https://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=0e8fa9b3-c236-4b77-be26-173f032f5159#tm
RAIL QFE Beta Windows XP SP3 (This package lets you to run many Windows XP productivity applications from a Windows 7-based PC using Windows Virtual PC): https://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=943b6ac7-87f2-45df-a516-21321d559ac3#tm
RAIL QFE Beta for Vista SP1 (This package lets you to run many Windows Vista productivity applications from Windows 7-based PC using Windows Virtual PC): https://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=db29eb2b-f095-4172-8e83-9c5623045d4e#tm
Microsoft Windows SDK for Windows 7 and .NET Framework 3.5 SP1: RC:
KB970858 (Update for Internet Explorer 8 for Windows 7 Release Candidate):
Remote Server Administration Tools for Windows 7 Release Candidate (RC): https://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=f6c62797-791c-48e3-b754-c7c0a09f32f3#tm
Windows 7 Upgrade Advisor Beta: https://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=1b544e90-7659-4bd9-9e51-2497c146af15#tm
Windows 7 Federated Search Provider Implementer's Guide: https://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=c709a596-a9e9-49e7-bcd4-319664929317#tm
Step By Step Guide: Demonstrate DirectAccess in a Test Lab: https://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=8d47ed5f-d217-4d84-b698-f39360d82fac#tm
Windows Vista Application Compatibility List for IT Professionals: https://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=9df23606-7276-4ce2-8993-143e101ddbcd#tm
Getting Started with Application Compatibility in a Windows Deployment: https://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=72a1428d-6597-48dc-8911-1a106b635a36#tm
Managing Shims in an Enterprise: https://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=e18807c2-2313-45ac-a614-b5549e73d0d8#tm