10-27. The concept of operations describes how the leader envisions the operation unfolding from its start to its conclusion or end state. It determines how accomplishing each task leads to executing the next. It identifies the best ways to use available terrain and to employ unit strengths against enemy weaknesses. Fire support considerations make up an important part of the concept of operations. Planners identify essential stability tasks. Leaders develop the graphic control measures necessary to convey and enhance the understanding of the concept of operations, prevent fratricide, and clarify the task and purpose of the main effort.