He taputapu ahumahi whai hua, he tika hoki te mīhini tohu taiaho ringaringa e whakamahia ana mō te tohu tuturu ki runga i ngā rauemi maha. Kei roto i ōna āhuatanga te tino tika me te mārama, he pai mō te tohu i runga i ngā wāhanga tino tika; te tukatuka kore-pa, e karo ana i te kino o te mahi; me te whānuitanga o te whakamahinga, ka taea te whakamahi ki runga i ngā rauemi pēnei i te konganuku me te kirihou.