IT Performance Management addresses the way organizations should balance the demand and supply of information technology, optimize costs and maximize the business value of IT. In this book some aspects of IT performance management is described. However, performance management based primarily on perception. This model describes four separate levels of perception for the business value of IT. IT Performance Management: * Provide an overview of best practices and thinking available on the subject of IT cost and value * Describe the subject of IT cost and value related to management issues on IT strategy, portfolio management, service management, architecture and source * Address the different levels of maturity between IT and business, illustrated with case studies Practical and easy to integrate into day to day decision-making soon In connection with some perceptions about the role of IT in business organizations Discussing the topic on the agenda of CIOs