of report Each report under subsection (a) shall include the following: (1) The number of Peace Corps volunteers and participants in national service programs administered by the Corporation for National and Community Service, who previously served as a member of the Armed Forces. (2) The number of members of the Armed Forces who previously served in the Peace Corps or in a program administered by the Corporation for National and Community Service. (3) An assessment of existing (as of the date of the report submission) joint recruitment and advertising initiatives undertaken by the Department of Defense, the Peace Corps, or the Corporation for National and Community Service. (4) An assessment of the feasibility and cost of expanding such existing initiatives. (5) An assessment of ways to improve the ability of the reporting agencies to recruit individuals from the other reporting agencies. (6) A description of the information and data used to develop any initiative or campaign intended to advance military service or national service, including with respect to any activity carried out under section 3. (c) Consultation The Chair of the Interagency Council on Service, the Secretary of Defense, the Chief Executive Officer of the Corporation for National and Community Service, and the Director of the Peace Corps shall undertake studies of recruiting efforts that are necessary to carry out the provisions of this section. Such studies may be conducted using any funds appropriated to those entities under Federal law other than this Act. 6. Reports to Congress on lessons learned regarding retention and recruitment The Chair of the Interagency Council on Service shall— (1) conduct a study on— (A) the effectiveness of past advertising campaigns for military service, national service, and public service