; (2) materials designed to support or defeat proposed or pending regulation, administrative action, or order issued by the Executive Branch including any State or local government; (3) materials self-aggrandizing or overly publicizing and emphasizing the importance of the agency or activity in question; (4) materials that are prepared by the agency or its contractors at the behest of the agency and circulated as the ostensible position of parties outside the agency without disclosure that the information originated with the Department