Performance Management is the process of managing an organization's strategy through a fully integrated system of business improvement methodologies. Performance management includes methodologies, measurement, processes, software, and organizational management systems. Gary Kokins, a recognized expert on modern cost management and performance improvement systems, shows in his book how corporations can use performance management tools that have existed for a long time and have been created in recent years. A balanced scorecard, six sigma concept and process-oriented management allow you to collect data, transform and transform it into information useful in decision-making.