of thematterstowhichitrelateswithout any further proof of the entry.Service of notices.& c.57. (1) Any notice, certificate, order, application or other document required or authorized forthepurposesofthisAct to be served on, or issued or forwarded or transmitted to, any personmaybesoserved,issued,forwardedortransmitted-(a)by delivering it to that person (b)by leaving it at the usual or last known