–Exchange server web site

         http://www.microsoft.com/exchange 

–Microsoft Exchange Team Blog (You had me at EHLO)

           http://msexchangeteam.com

–Technet –Microsoft Exchange Server TechCenter

           http://www.microsoft.com/technet/prodtechnol/exchange/default.mspx 

–Virtualni labovi

         http://www.microsoft.com/technet/prodtechnol/exchange/virtuallab/default.mspx

–Webcasts

           http://www.microsoft.com/technet/prodtechnol/exchange/2007/webcasts.mspx