I roto i ngā mahi ahumahi hou me te oranga o ia rā, he iti ngā tīwiri engari he mahi nui tā rātou. Kua noho ngā tīwiri kowiri tira hei whiringa tuatahi mō ngā hiahia tāutanga i roto i ngā ahumahi maha nā te mea he tino ātete ki te waikura, he kaha teitei, he roa hoki te ora o te mahi. Ahakoa he hanga, he hanga waka, he taputapu hiko, he whakapaipai whare rānei, ka taea e ngā tīwiri kowiri tira te whakarato i ngā otinga hononga pumau me te pono hei whakatutuki i ngā whakaritenga pakari i roto i ngā āhuatanga rerekē.