E whakaatu mārama ana ngā māramatanga raraunga nui mai i te umanga puna kaukau i te hononga kaha i waenga i te whānui o te puna kaukau me te utu whānui. Engari he aha te take e nui ake ai te utu mō te puna kaukau whānui?
Tuatahi, ka piki haere ngā tono hangarau me te whānui. Ko ngā puna kaukau whānui me whai rauemi hanganga kaha ake hei tu atu i te pēhanga wai nui ake, inā koa mō ngā hoahoa kotahi-wahi pēnei i ngā puna kaukau kiriaku. Ka uaua haere te tukanga hanga, tae atu ki te hanga wera me te hangarau tautoko, ka nui haere te uaua me te nui o ngā rauemi i te piki haere o te whānui. E whakaū ana te tātari raraunga nui kei tua atu i tētahi paepae - tata ki te 2.5 ki te 3 mita - ka piki ake ngā utu hanga nā ngā āhuatanga pēnei i te matotoru o ngā rauemi, te kaha o ngā taputapu, me te teitei ake o ngā reiti rahunga i te wā hanga.
He nui hoki ngā utu ka tāpirihia e te kawe me te tāutanga. He maha ngā wā ka hiahiatia he whakaaetanga kawe motuhake, he waka kawe nui ake, me ngā mahi whakahaere uaua i te papaanga mō tētahi puna whānui, e whakaatuhia ana i roto i te utu whakamutunga. E whakaatu ana ngā ia o ngā raraunga ka taea te piki ake ngā utu whakahaere tae atu ki te 40% ina neke atu te whānui i te 3 mita.
Nā, ko wai ngā kiritaki e whiriwhiri ana i ngā puna kaukau whānui? E whakaatu ana ngā raraunga nui i ngā rōpū matua e rua: ngā kaipupuri whare tūmataiti papai me ngā kiritaki arumoni papai. Ko ngā kaipupuri whare tūmataiti, inā koa ko te hunga e hanga whare noho, e hanga ana rānei i ngā wāhi hararei tūmataiti, e rapu ana i ngā puna kaukau whānui mō ngā take ataahua - he ātaahua ake te āhua o ngā puna kaukau whānui, ā, he pai ake te wheako kaukau. I te taha arumoni, ka haumi ngā hōtēra, ngā pokapū oranga tinana, me ngā karapu motuhake ki ngā puna kaukau whānui hei whakarei ake i te makona o ngā manuhiri me te mana o te waitohu.
I roto i ngā kupu poto, ko te whānui o te puna kaukau ehara i te mea he wero hangarau me te whakaritenga anake, engari he tohu hoki mō te papai me te mana. E ai ki ngā raraunga, mō te hunga e rapu ana i te kounga me te wheako tino pai, ko te whānui o te puna kaukau, ko te pai ake.