The ITIL Service Transition stage of the ITIL v3 framework offers guidance for IT professionals wishing to introduce new and changed services, ensuring that the value identified in the service strategy is maintained and controlling risks to smooth operations. The guidance describes best practices for managing service change, and helping departments and businesses to transition efficiently, from one state to another. The effect of change on operations, customers, users and the business are all considered in this critical stage of the ITIL lifecycle suite.