Site problemsModeling & Simulation (M&S) ToolsThe Chairman of the Joint Chiefs Of Staff Instruction (CJCSI) 3010.02B describes Modeling and Simulations (M&S) as techniques for testing or analyzing a logical representation of a system, entity, phenomenon or process. M&S is intended to provide readily available, operationally valid, environments approved by Warfighters to explore concepts and refine capability requirements in preparation for field experimentation. M&S is a key enabler of DoD activities.DoD 5000.59 (M&S Management), establishes M&S policy, including ensuring that M&S investments promote the enhancements of the Department of Defense (DoD) M&S technologies in support of operational needs and the acquisition process; develop common tools, methodologies, and databases; and establish standards and protocols promoting the internet data exchange, open system architecture, and software reusability of M&S applications. Defense Modeling & Simulation Coordination Office(M&SCO).