Each board of county commissioners shall enter into a written plan of cooperation with the county family services agencies and workforce development agency serving the county to enhance the administration of the Ohio works first program established under Chapter 5107 of the Revised Code; the prevention, retention, and contingency program established under Chapter 5108 of the Revised Code; and other family services duties and workforce development activities the board and agencies agree to include in the plan. Other government entities may be included in a plan of cooperation. The plan shall specify how the county family services agencies, workforce development agency, and other government entities included in the plan are to exchange information and coordinate and enhance services and assistance to individuals and families.