The Executive Secretariat ensures integration and increased collaboration with fellow HQMC Deputy Commandants and Staff Agencies. The Aircrew Program (ACP) Section administers aircrew performance and suitability boards and oversees Marine aircrews assigned to inter-service and international exchange programs.  The Air Support and Coordination Office (ASCO) oversees approval of Marine aircrew waivers and is the subject matter expert on Operational Support Aircraft tasking and flight approvals. The Aviation Administration Section (AA) provides efficient and timely administrative support to the DC Aviation front office and department branches and manages department Internet Technology (IT) systems and programs.