Service of notices.

68. Service of notices. Service of any notice under this Act shall be made by delivering or tendering a copy thereof signed by the officer therein mentioned. Whenever it may be practicable, the service of the notice shall be made on the person therein named. When such person cannot be found, the service may be made on any adult male member of his family residing with him; and if no such adult male member can be found, the service of the notice may be made by sending a copy of such notice by registered post to such person at his usual place of residence.