http://www.msexperts.org/blogs/cam/archive/2009/02/08/understanding-exchange-resource-management-in-hmc.aspxAfter preparing to write up a guide on how Resource Management works in HMC I found a detailed article written by Arthur Fang and Shanming Xuan on Claudio Vacalebre's blog ( http://www.mshosting.org/Tech-Bulletins/HMC/4%20-%20Exchange%202007%20ResourceenCommunityServer 2007 SP2 (Build: 20611.960)