Written by the original authoring team for the ITIL 2011 manuals, these Key Element Guides provides a handy reference to the content contained within the core ITIL Lifecycle publications. They discuss ITIL and its evolution and the need for the Service Lifecycle approach. The titles examine what is meant by best practice framework, how this relates to 'common practice', and about degrees of prescription and what compliance means. The main focus of each the Key Element Guides is to provide an overview of the principles, objectives, key elements, roles and responsibilities, challenges and key lessons for each of the five elements of the service lifecycle
