ITSM describes the management of end-to-end IT service delivery to meet business goals, including the creation, delivery, and support of IT services., IT service management (ITSM) is the practice of planning, implementing, managing and optimizing IT services to meet user needs and business goals., IT Management Services Management services transfer all or part of the day-to-day management responsibility for a customer’s network environment (including LAN hardware and software, WAN — voice and data — and voice network hardware and software) and, in some cases, the ownership of the technology or personnel assets, to an outside vendor., , , .