7-151. Commanders develop decision points to support changes in the force’s movement formation or a change from an approach march to a combat formation. Using both human and technical means to validate decision points, commanders must determine the acceptable degree of risk based on the mission. A commander’s confidence in the products of the IPB process and the acceptable risk determine the unit’s combat formation and scheme of maneuver. In a high-risk environment, it is usually better to increase the distance between forward elements and the main body than to slow the speed of advance.