towhomitmayconcern:
iamwritingthislettertoinviteour/myparents(nameandbrithdays)tovisitusinaustraliathiscomingmayforaperiodof()months.
itgoeswithoutsayingthatwewillcoverallexpensesduringtheirvisitinaustralia,whichincludesinternationalairtickets,localtransportation,accmodations,medicalinsurancesandallotherrelatedexpenses.
yourfavourableconsiderationregardingtheirvisaapplicationswillbehighlyappreciated.ifyouhaveanyquestionregardingthismatter,pleasekindlycontactme/usattheaddressabove.
sincerely,