Categorize earned value management based on your research as to how to properly implement this along with financial and cost management techniques. How are these two managerial categories similar from each other and how do they differ? List specific examples of how and when you would employ both tactics while managing a project. Your paper should include the value of earned value management, a brief history of the origin of EVM and the legacy of EVM. Remember, EVM is calculation that is time sensitive as is financial and cost reporting; timeframe or time span is a key portion of the calculation explanation.