Upon petition by any person, or on its own motion, the Board may issue statements of policy or guidance. In determining whether to issue such a statement, the criteria to be considered by the Board will include, but not be limited to, the following:
(a) Whether the question presented can more appropriately be resolved by other means;
(b) Where other means are available, whether a Board statement would prevent the proliferation of cases;
(c) Whether the resolution of the question presented would have general applicability;
(d) Whether the question currently confronts the parties as part of their employee-management relationship;
(e) Whether the question is presented jointly by the parties involved; and
(f) Whether the issuance by the Board of a statement of policy or guidance would promote the purposes of the General Accounting Office Personnel Act.