Part 14 of the Migration and Deployment series is live.  In this article, Yung Chou discusses and gives step by step answers on the self service model and role based security: "One essential characteristics of cloud computing is a self-service mechanism. Both NIST SP 800-145 and Chou’s 5-3-2 Principle have discussed well. The self-servicing capability is essential since not only it reduces support cost fundamentally, but making it easy for a user to consume provided services will continually promote the usage and ultimately accelerate the ROI.  In System Center 2012 SP1, App Controller is the self-service vehicle for managing a hybrid cloud based on SCVMM, Windows Azure, and 3rd party hosting services."  Read more here: http://aka.ms/ac2