Ko te mīhini whakairi mō te kōpaki hauā he ahunga whakamua nui i te āpure o ngā mīhini whakarewa. I te mea e hiahia ana ngā ahumahi ki te whakahohe me te whai hua, ka tutuki i a mātou mīhini ēnei hiahia mā tōna hoahoa auaha me tōna kaha mahi. Ko te pūnaha hauwai e whakamahia ana i roto i tēnei mīhini e āhei ana ki te mahi maeneene me te whakahaere tika i te tukanga piko, he mea nui mō te whakaputa i ngā tūhono kounga teitei. I tua atu, ko te āhei ki te whakarite i te mīhini mō ngā tono motuhake e whakarite ana kia taea ai te whakarite ki te whānuitanga o ngā whakaritenga whakaputa. He tino painga tēnei āhei ki ngā mākete o te ao, e rerekē ana ngā paerewa me ngā tikanga hanga. Hei taapiri ki ona kaha piko matua, ko te miihini whakakakahu kete miihini he mea whakarite ki te mahi i nga mahinga tuarua penei i te werohanga me te whakawera, he mea nui mo te hanga hoahoa whakakakahu matatini. Ehara i te mea ka ora noa te wā, engari ka whakaitihia hoki te hiahia mō ngā mīhini anō, ka whakaitihia te tukanga whakaputa. Hei hua, ka taea e nga kaihanga te whakatutuki i te kaha ake me te iti ake o nga utu whakahaere, ka hanga i ta maatau miihini whakakakahu kete waiariki he haumi mohio mo tetahi whare whakaputa. I tua atu, ko te atanga kaiwhakamahi-hoa o te mīhini me ngā pūnaha whakahaere matatau e āhei ai ngā kaiwhakahaere ki te whakahaere me te aroturuki i ngā tukanga whakaputa. He tino hira tēnei ngāwari o te whakamahi i ngā mākete o te ao, e rerekē ai te whakangungu kaimahi. Mā te whakatikatika i te whakahaere, ka whakarite kia tere te whakatikatika o ā mātou kiritaki ki te whakamahi i te mīhini, me te whakanui i tōna kaha mai i te rā tuatahi. I te nuinga o te wā, ko te mīhini whakairi mō te kōpaki hauā he tohu ki tō mātou whakatapua ki te auahatanga me te kounga i roto i te hangarau piko waea whakarewa.