By taking and end-to-end architectural view of virtualization, organizations can maximize utilization, ease management burdens, increase availability and provide for a more seamless disaster recovery capability. The diagram below illustrates the relationship between the different physical layers of an end-to-end architecture and maps them to the virtual services that drive your business. When done properly and for the right reasons, virtualization can save money and increase service levels. Done improperly it can overwhelm an already overburdened IT staff.