25.-(1) Service (except where the Law or these rules otherwise provide) shall be effected in the same manner as in civil proceedings. But where service in such manner cannot be effected the Court may order service to be made within such time and in such manner as it shall think fit.
(2) Where any document may be sent by post it shall be sent by registered letter.
(3) Where no other time is specified, any document to be served or posted shall be served or posted not less than seven days before the day fixed for the proceeding to which it relates.