2-174. Depending on the situation, including the threat, size of the support area, and number of units within the support and consolidation areas, division and corps commanders may form a support area command post (SACP) to assist in controlling operations. The SACP enables division and corps commanders to exercise mission command over disparate functionally focused elements operating within the support and consolidation areas that may exceed the effective span of control of the MEB or division and corps main CPs.