Operational Concept Description Scope Identification System overview Document overview Referenced documents Current system or situation Background, objectives, and scope Operational policies and constraints Description of current system or situation Users or involved personnel Support concept Justification for and nature of changes Justification for change Description of needed changes Priorities among the changes Changes considered but not included Assumptions and constraints Concept for a new or modified system Background, objectives, and scope Operational policies and constraints Description of the new or modified system Users/affected personnel Support concept Operational scenarios Summary of impacts Operational impacts Organizational impacts Impacts during development Analysis of the proposed system Summary of advantages Summary of disadvantages/limitations Alternatives and trade-offs considered Notes Appendixes