The Board of Appeals shall adopt rules governing its proceedings and may, from time to time, amend and repeal such rules, all, however, subject to the approval of the Village Board. No decision of the Board shall be filed until signed by the Chair or acting Chair of the Board. The place of filing decisions of the Board shall be in the office of the Village Manager. With each original decision so filed, there shall be furnished to the Village Manager nine copies of such decision, who shall deliver by mail or otherwise a copy of such decision to the Building Inspector and to each member of the Village Board within two days after the filing of the original thereof.