The Information Technology Infrastructure Library (Information Technology Infrastructure), often abbreviated ITIL is a framework of best practices to facilitate the delivery of information technology (IT) quality. ITIL outlines an extensive set of management procedures designed to help organizations achieve quality and efficiency of IT operations. These procedures are supplier independent and have been developed to provide guidance to cover all infrastructure development and IT operations (www.itil-officialsite.com).
Principle of ITIL
ITIL offers a structured development process and client-centered.