The purpose of the service configuration management practice is to ensure that accurate and reliable information about the configuration of IT assets, and the relationships that support them, is available when and where it is needed1. IT assets are any financially valuable components that can contribute to the delivery of an IT product or service2. Configuration items are any component that needs to be managed in order to deliver an IT service3. References: ITIL Foundation - ITIL 4 Edition, page 15; ITIL® 4 – A Pocket Guide, page 36; ITIL® 4 Practice Guide: Service Configuration Management, page 7.