Ka taea e te mahi whakaorite kaha a BMS te mohio ki te nui o nga wa whakaoritenga 1A. Whakawhitihia te pākahiko kotahi kaha-nui ki te pākahiko kotahi iti-kaha, whakamahi ranei i te roopu katoa o te kaha ki te taapiri i te pākahiko kotahi iti rawa. I te wa o te whakatinanatanga, ka tohatohahia te kaha ma te hononga rokiroki hiko, kia pai ai te rite o te pākahiko ki te whānuitanga nui, whakapai ake i te maero ora o te pākahiko me te whakaroa i te koroheketanga o te pākahiko.