The document discusses Microsoft's Hyper-V virtualization system, noting that virtualization allows a single server to take on the workloads of multiple servers, helping businesses reduce costs. It introduces Hyper-V, which Microsoft released in 2008 as their virtualization solution, and suggests the essay will discuss Hyper-V and its benefits over other virtualization platforms. The introduction sets up how virtualization and server consolidation can lower expenses through reducing hardware, maintenance, and staffing needs.