Both the Service Design Package (SDP) and the Service Catalog are produced in the service design stage of the service lifecycle and to some extent both drive the activities that happen in all subsequent stages of the service lifecycle. The SDP will detail all aspects of a service and its requirements throughout the entire lifecycle. A service design package is produced for all new services, major changes to an existing service or the removal of a retired service. From a high level the service design package will contain the following: · Business requirements · Service applicability requirements (how/where used) · Service contracts · Service functional requirements · Service and operational management requirements · Service design and topology (including service definition and model · Organizational readiness assessment · Service Program (timescales and phasing of transition, operation and improvement of the new s