I tēnei wā o te hanga atamai, kua noho te aunoatanga ahumahi hei ia āhua e kore e taea te huri, ā, ko ngā karetao whakarewa, hei taputapu matua i roto i te mara o te whakarewa ahumahi, kua āta whakakapi i te whakarewa ā-ringa tuku iho i roto i ngā ahumahi hanga rerekē.
Nā te tino tika, te tino whai hua, te pumau me te pono o ngā karetao whakarewa, ehara i te mea ka whakaoti noa i ngā raruraru o te iti o te whai hua, te ngoikore o te ōritetanga me te kaha o te mahi o te whakarewa ā-ringa, engari ka whakapai ake hoki i te kounga whakaputa, ka whakaiti i ngā utu whakaputa me te āwhina i ngā umanga ki te whakatutuki i te whakapai ake ahumahi.
Ka whakamāramahia whānuitia e tēnei tuhinga te karetao whakarewa ahumahi mai i ngā āhuatanga matua o ngā hoko, ngā tawhā hangarau, ngā āhuatanga tono, ngā painga hua me te ratonga muri-hoko, kia mārama ai ngā kaihoko ki te uara me te kaha o te hua.