He ake kaupapa pūtahi he mīhini pūtahi i te āhua e kore nei ngā raunga o ngā raunga pūtakea, ko te take i tēnei mea kei te whakatipu tonu te whakamahi rānei, ki te whakamahi i te kupenga i runga i ngā hua rawa nui. E āwhina ana te mīhini pūtahi matua i te mahi whakatika iti rānei, ki reira he mea nui te whakamahere iti. Ki te wero kē, kāore te mīhini pūtahi matua e pai ana mo te tahutahu nui i ngā hua rawa. He momo kē ngā whiringa e kitea ai te mahi o te whakawheako i ngā kupenga. I te mahi pūtahi, ka whanake te wā e utu ana, te waihotanga e whakamahia ana, me te taha o te whakamahere i te mahi, ki te whakamahi i te mīhini pūtahi matua tōmua hei tahutahu nui i ngā hua rawa. Ko te tirohanga me te whakakapi i ngā mīhini pūtahi matua he mea nui kia whiwhi ai i te mahi taea, ka whakapai anō i te āhua o te kāwanatanga me te moni.