The 4th Brigade, 78th Division (Training Support) provides training assistance, support, and evaluation to priority Reserve Component units and all other units within capabilities. Synchronize training support within area of responsibility in order to enhance individual and unit readiness to meet directed mobilization and/or wartime requirements. On order, activate or augment mobilization assistance teams (MAT) to assist installation commanders in post-mobilization training and validation of mobilized units for deployment. On order, deploy a defense coordinating officer (DCO) and/or a defense coordinating element (DCE) to coordinate military support to civilian authorities (MSCA) during federal disaster response operations. Provide command and control of subordinate units.