May be the only way to keep track of what resources are available and what changes were made to them.
Capacity planning should be binding in the settings of Virtualization
Prevent uncontrolled proliferation of virtual servers, as well as in the sequence complexity of Virtualization, licensing issues and an increased energy consumption.
Equal importance of virtual and physical spaces
Only the very few IT services will be based for the foreseeable future solely on a virtual infrastructure based on Virtualization, so IT departments need at least during a transitional period with appropriate tools, both modes together controlled.
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Virtualization performance to be measured and monitored
Performance problems with Virtualization must be identified.

Chargeback systems should be extended to the field of virtualization
Departments should benefit from savings.
Internal know-how to be better utilized
Training of IT staff in terms of Virtualization.