https://www.rallypoint.com/answers/marine-corps-irr-to-ocs <div class="images-v2-count-0"></div>Prior Marine Corps Sgt. How does one in the IRR apply to OCS? The Enlisted to Commission MCO states a Marine in the IRR would apply for OCS through manpower, MarForces Reserve. What does this mean exactly? Thu, 19 Nov 2020 13:24:35 -0500 https://www.rallypoint.com/answers/marine-corps-irr-to-ocs <div class="images-v2-count-0"></div>Prior Marine Corps Sgt. How does one in the IRR apply to OCS? The Enlisted to Commission MCO states a Marine in the IRR would apply for OCS through manpower, MarForces Reserve. What does this mean exactly? Sgt Private RallyPoint Member Thu, 19 Nov 2020 13:24:35 -0500 2020-11-19T13:24:35-05:00 2020-11-19T13:24:35-05:00