Omar Droubi has been working in the Information Technology industry since 1992 and during this time has coauthored several of Sams Publishing best-selling books, including Windows Server 2003 Unleashed, Windows Server 2008 Unleashed and Windows Server 2008 R2 Unleashed. Also, recently Omar has co-authored Windows Server 2012 unleashed, which also seems to be on its way to be another best seller. Omar has also been a contributing writer and technical reviewer on several other books on Windows Server 2003 and 2008 as well as Exchange 2000,2003, 2007 and 2010. On the Windows Server unleashed books Omar's contributions include topics such as:Windows Server Group Policies and Policy ManagementWindows Server Administration Tools for DesktopsFile System Management and Fault ToleranceFailover Clustering and Network Load BalancingBacking up the Windows Server EnvironmentRecovering a Windows Server based environment from a disasterOmar has been involved with the designing, testing and deployment of Windows Server 2012,Server 2008 R2, Microsoft Exchange 2010, High Availability Clustering, including redundant Hyper-V Virtualization farms and much more. Omar also has expertise in the Microsoft System Center Family of products. Currently Omar has been desiging and implementing Windows Server 2012, Exchange Server 2013, migrations to Office 365 and the impementation of various System Center 2012 suites as well as Windows 8 desktop and Office 2013 deployments.