Data Protection Manager 2007 Storage Calculatorhttp://msmvps.com/blogs/andersonpatricio/archive/2007/10/31/data-protection-manager-2007-storage-calculator.aspxHello folks, The DPM Team has released a DPM 2007 Storage Calculator for Exchange Server. Read more at source: http://blogs.technet.com/dpm/archive/2007/10/31/data-protection-manager-2007-storage-calculator.aspx Best Regards, Anderson Patricio TechnoratienCommunityServer 2008.5 SP2 (Build: 40407.4157)