ITIL Service Transition
The role of ITIL Service Transition is to move services and service changes into operational use. ITIL Service Transition also introduces the service knowledge management system (SKMS) which has the ability to support organizational learning and assist in increasing the effectiveness and efficiency of all stages of the service life-cycle. This provides benefits to people with the knowledge and experience of others, helps to support decision-making and improve the management of services.[1]
source: Tutorials Point