ITIL means Information Technology Infrastructure Library
ITIL consists of a collection of expert recommendations and describes processes, this description is independent of the organizational structure. ITIL is a collection of best practices that can improve the way it works, but it is a tool like any other tool: Success depends on the one who uses it, and is not guaranteed. With ITIL, there is a frame of reference for organizing the management processes within an ICT organisation. There are many different books and courses about ITIL that can help the organization to improve the management processes.