Documentation  
  Use these links to access various Exchange Server-related documentation.  
  Microsoft Exchange Server 2007 Help (a stand-alone help format version of the documentation)  
  Deploying a Standard Exchange Server 2007 Organization  
  Deploying a Simple Exchange Server 2007 Organization  
  Deploying a Large Exchange Server 2007 Organization  
  Deploying a Complex Exchange Server 2007 Organization