http://blogs.msdn.com/sajoshi/archive/tags/UAC/default.aspxTags: UACenCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.msdn.com/sajoshi/archive/2007/02/22/uac-five-most-common-install-failure-scenarios-and-workarounds.aspxThu, 22 Feb 2007 12:10:00 GMT91d46819-8472-40ad-a661-2c78acb4018c:1740530sajoshi1http://blogs.msdn.com/sajoshi/comments/1740530.aspxhttp://blogs.msdn.com/sajoshi/commentrss.aspx?PostID=1740530User account control is one of the new security features in Windows Vista. It's the facilitator for running as Standard Users. UAC introduces the concept of split token - Standard User Token ( Limited Priviledges) &amp; Admin Token ( Full Priviledges)....(<a href="http://blogs.msdn.com/sajoshi/archive/2007/02/22/uac-five-most-common-install-failure-scenarios-and-workarounds.aspx">read more</a>)<img src="http://blogs.msdn.com/aggbug.aspx?PostID=1740530" width="1" height="1">UACAppCompathttp://blogs.msdn.com/sajoshi/archive/2007/01/08/rolling-out-vista-in-your-organization.aspxMon, 08 Jan 2007 12:07:00 GMT91d46819-8472-40ad-a661-2c78acb4018c:1433403sajoshi1http://blogs.msdn.com/sajoshi/comments/1433403.aspxhttp://blogs.msdn.com/sajoshi/commentrss.aspx?PostID=1433403If you're planning to upgrade to Vista, you may need certain factors to evaluate such as hardware needs, licensing option, application compatibility, user &amp; staff trainings and above all usability. I found out a good article on techrepublic website...(<a href="http://blogs.msdn.com/sajoshi/archive/2007/01/08/rolling-out-vista-in-your-organization.aspx">read more</a>)<img src="http://blogs.msdn.com/aggbug.aspx?PostID=1433403" width="1" height="1">VISTAUACNAPSecurityHIPSVista FeaturesIE7http://blogs.msdn.com/sajoshi/archive/2007/01/08/install-failure-and-application-failure-automation-for-pca.aspxMon, 08 Jan 2007 09:14:00 GMT91d46819-8472-40ad-a661-2c78acb4018c:1433042sajoshi2http://blogs.msdn.com/sajoshi/comments/1433042.aspxhttp://blogs.msdn.com/sajoshi/commentrss.aspx?PostID=1433042The Program Compatibility Assistant (PCA) is a new feature in Windows Vista that can makes older programs that have compatibility problems work better, in an automated manner. If PCA detects a known compatibility issue after the user has run an older...(<a href="http://blogs.msdn.com/sajoshi/archive/2007/01/08/install-failure-and-application-failure-automation-for-pca.aspx">read more</a>)<img src="http://blogs.msdn.com/aggbug.aspx?PostID=1433042" width="1" height="1">ARPVISTAPCAInstallUACFailureAppCompatAutomate