Ko te rautaki whakauru mō ngā paparanga whakahaere ahumahi e whai ana ki te whakapai ake i te utu matua o te whai pānga, trū atu ki ngā tohu mō te maroke hiko, te whakauru i te whakaritenga tiaki, me ngā whakaaro mō te whanaketanga o te oranga. E tō balance ana ēnei takata rewharewha i te uoko tuatahi me ngā utu roa-tero trū atu ki te tiro whaiāipo i ngā kōwhiringa hangarau. I ngā pātai pāhukahuka hau pariria, ka whakamahia e ngā paparanga whakahaere ngā aljebra huinga mō ngā kōpae hau maha e hāngai ana ki te aronga tōaitanga, kei te pupuri tonu i te pēhitia pātai trū i ngā tautoheke rere, me ngā kaha tāpihi rere. Mō ngā tikanga wero ahumahi, ka pupuri ngā paparanga i te ōrite o te kotahi-kirihana trū i te tātari kaha, me te whakauru i te pūmahara o te emulsion trū i te tātari i te hurihanga wā, me te whakahaere wārunga. I tētahi tauākī koiora ki tētahi whare wero kārihi papatipu, i whakaatu pea te paparanga whakahaere ki te whakahaere pēhitia hau, i teitei ake pea te whakamahi hau 18% trū i te pēhitia arataki e hāngai ana ki te tere a te raina, kei te pupuri tonu i te kounga herehere trū i te ine ua, me te whakahaere wārunga. Ko te tikanga manatua e whai ana i te whakamātau whakaaetanga o te toihana (FAT) me te urupare a te kiritaki, te whakamātau whakaaetanga tūwāhi (SAT) mō te whakapūmautanga, me te whakamātau whakaaetanga mahi (PAT) mō te manatua i ngā paramita kua whakaritea. Ko ngā āhuatanga tiaki-tiaki e whai ana i te whakaritenga tiaki ā-kiore e hāngai ana ki ngā haora mahi, te tātari i ngā wāhie whakakī me ngā korero hāponga, me ngā aratohu whakarāpopototanga me ngā tātari e hāngai ana ki ngā tohu. Ko ngā whakaurunga haumaru e whai ana i te whakauru pāpaku ki ngā kaiwhakahaere haumaru, te whirihoranga ārai-kōwhai mō te tiaki urupare, me te inenga haumaru-haloka mō te mahi tere-heke. Mō ngā kaupapa whenua, ko te whakarerekenga e whai ana i ngā tuhinga reo taketake, te kōwhiri i ngā waeine metirika/inaperia, me te arataki ki ngā ture hiko taketake pērā i NEC, IEC, noma rānei ngā paerewa GB. Kia riro i ngā pepa raraunga hangarau taipitopito, me ngā korero utu e hāngai ana ki te kaupapa, ka tono mātou kia whakapā atu koe ki tā mātou tima hangarau me ō koutou hiahia kaupapa mō te tiro whaiāipo.