As part of its long-term strategy, the Post Office outlined plans to modernise its business to become a modern, digital, multi-channel retailer.Therefore, has decided to migrate all core services and their IT application services, network infrastructure and management services to a Service Integrator and Service Desk provider and also very well to provide the development, maintenance and support for centrally-managed applications that support non-customer facing transactions, and support and management for the back office tower applications. The business’s current back office applications include finance, accounting and HR systems. This include wide area networks (WAN), local area network (LAN), network and IT security, unified communications, mobility services and contact centre solutions. The IBM Cloud Softlayer povider has been chosen to offer the targeted infrastructure and all capabilities thereof under an Infrastructure as a Service agreed upon. Infrastructure as a service is providing raw materials (compute,storage, network) to users on-demand so that they can execute their workloads in a flexible, scalable environment without the overhead of obtaining and operating physical gear