I roto i te tukanga whakamatao ā-kaha, ka whakamahia e mātou te hau whakahaere me te hangarau whakamatao aronga hei whakaiti tere me te ōrite i te pāmahana o ngā wahi mahi i muri i ngā tukanga pāmahana teitei, kia pumau ai te hanganga rauemi me te mau tonu i te mahi paninga. Kei roto i te pūnaha te whakahaere rōrahi hau kua wehea me te hoahoa hau kua arotauhia, kia pai ai te whakamatao me te ārai i ngā rerekētanga pāmahana ā-rohe nui. Ka whai hua tēnei ki te whakaiti i te ahotea wera, ka whakaiti i ngā mōrearea whakarerekētanga, ā, ka whakarei ake i te pumau me te ōritetanga o ngā mata huihuinga me te paninga i muri mai.