4P's Of Service Design 

Service design is fundamental element of service management. Service design should be a consistent and repeatable practice, enabling organizations to deliver quality services.

The implementation of ITIL service management as a practice, is about preparing and planning the effective and efficient use of People, Processes, Products and the partners.

1. People involve the personnel with skills, experience and knowledge to create the design of IT services.
2. Processes involve the inputs, outputs, activities and tasks involved in the provision of IT services.
3. Products involve the technology, systems and tools used in the delivery of IT services.
4. Partners involve the vendors, manufacturers and suppliers used to support IT services.