215. The Court or Judge may, by order, direct that any such document or notice may be served at any time prior to the day on which the person to be served is to appear before the Court or Judge or the proceeding is to be had or taken, care being taken that the person served is allowed sufficient time to attend the Court at the time fixed by the notice; and where leave is thus given to serve such document or notice, an office copy of the order shall be served with such document or notice.