ARTICLE XIII - BULLETIN BOARD. Section 1. The Company agrees to provide an adequate bulletin board for the use of the Union and shall permit the posting thereon of official Union bulletins pertaining to the regular business of the Union, after prior approval by the Company. Section 2. The Union shall notify the Company of its employee representative who will be authorized to post Union bulletins. Other employees will not be authorized to post bulletins. Expired or outdated bulletins are to be removed in a timely manner.