The IT4IT Management Guide provides guidance on how the IT4IT Reference Architecture can be used within an IT organization to manage the business of IT. It is designed to provide a guide to business managers, CIOs, IT executives, IT professionals, and all individuals involved or interested in how to transition an IT organization to become a Lean and Agile IT service provider. This book includes two case studies from Shell and the Rabobank. After reading this document you should be able to: -Understand why the IT4IT approach is needed to improve the performance of the IT function; and support the business to leverage new IT in the digital age -Understand the vision, scope, and content of the IT4IT Reference Architecture (from a high-level perspective) -Understand the benefits of using the IT4IT Reference Architecture within the IT function -Initiate the first steps to implement the IT4IT standard in your own IT organization The audience for this Management Guide is: -CIOs and other IT executive managers who would like to transform their IT organization to support end-to-end value streams -Senior leaders and executives in the business and IT responsible for how IT is organized, managed, and improved -Enterprise Architects involved in the implementation of IT management solutions within the IT organization -IT professionals and consultants involved in the transition of their organizations to a new streamlined IT factory