1, ka whakamahia e te miihini tetahi SBC whakatapua i whakawhanakehia me te taahiraa katoa i te wa e whakahaere ana te motuka.
2, he ngawari te hoahoa, kiato me te mahi.
3, ma te whakamahi i te whakarereketanga mamati ahua-PC, whakakapi i te hua kia tere ake, kia pai ake.
4, ka taea te rite katoa atu whakaritenga rite ki te kiritaki.