The Information Technology Infrastructure Library (ITIL) is a set of concepts and practices for Information Technology Services Management (ITSM), Information Technology (IT) development and IT operations.
ITIL gives detailed descriptions of a number of important IT practices and provides comprehensive checklists, tasks, and procedures that any IT organization can tailor to its needs. ITIL is published in a series of books, each of which covers an IT management topic. The names ITIL and IT Infrastructure Library have registered trademarks of the United Kingdom's Office of Government Commerce (OGC).
The IT Service Management sets:
- Service Support
- Service Delivery
Other operational guidance:
- ICT Infrastructure Management
- Security Management
- The Business Perspective
- Application Management
- Software Asset Management
- Planning to Implement Service Management
- ITIL Small-Scale Implementation
For more information the best resources are: