40% discount on Vista upgrade examhttp://blogs.technet.com/mariaj/archive/2007/08/07/40-discount-on-vista-upgrade-exam.aspxAre you certified on Windows XP today? Then you have a great opportunity to upgrade your certifications to be valid for Vista. If you are a MCDST (Microsoft Certified Desktop Support Technician) you just need to take one exam to become a MCITP: Enterpriseen-USCommunityServer 2.1 SP1 (Build: 61025.2)