Any document, order or other court process which under this Act or the rules of court is required to be served or executed with reference to any person, may be transmitted by telegraph or similar written or printed communication, and a copy of such telegraph or communication, served or executed in the same manner as the relevant document, order or other court process is required to be served or executed, shall be of the same force and effect as if the document, order or other court process in question had itself been served or executed.