Ko te waka mīhini he raraunga me te ātaahua kia noho i roto i te mīhini me te whakarite mīhini, e whai ana i te whakamahi tonu mo te whakamīhini i ngā waka, ngā rautaki, me ngā pūkaha i ngā wāhi kitea ko ngā wāhi poroiti, ki runga hoki i ngā wāhi kaore i te hanga i ngā hanga whakamīhini. E rerekē ana ngā waka mīhini i te rahi me te whatitiri, kei ētahi he iti i te hunga o ētahi rau kaiika, kei ētahi atu he nui rawa i te mano kaiika. Ki te whakarite mīhini, e mau ana i ngā pūpū me ngā pūoro hei whakarite i te mīhini i te pai, ā, me ngā raraunga kia kite ai i te whakamahi mīhini i tino matataki. He mea nui te haere i te haumaru, pērā i ngā kawe kaiwhakareherehere mīhini, ngā tāwari whenua hei whakatūmango i ngā herehere mīhini, me ngā whāituutuu whakarite hei tiaki i te haumanu. Me te nui o te whakapono i te whakawehenga mīhini, ka whai mana nui ngā waka mīhini i roto i ngā whenua pūmau, pērā i te hanga, te mahi whenua, me te miinga.