ʻOku fakaʻuhingaʻi ʻa e ngaahi tuʻunga ʻo e fakatahatahaʻi ʻe he meʻangaue ki he fakatahaʻanga ʻoku lava ke maʻu, ʻa e poto fakatekinikale ʻa e kau ngaue, mo e fua ʻo e feituʻu fakatahaʻangá. ʻOku mahuʻinga ʻa e ngaahi ʻelemeniti ko ʻeni ʻi he tokanga ki he ngaahi tuʻunga moʻui ʻo e fakatahaʻanga, guaranteeing e tuʻunga lelei ʻo e fakatahaʻanga, mo fakasiʻisiʻi e fakamole ki he fakatahaʻangá.
Kapau ʻoku ʻikai feʻunga ʻa e ngaahi tuʻunga lolotonga ke fakahoko ʻa e ngaahi fie maʻu ki he fakatahaʻanga, ʻOku fie maʻu ke fai ha fakalahi ʻo makatuʻunga ʻi he fokotuʻutuʻu lolotonga. Ko e ngaahi fakalahi peheé ʻ e kau nai ki ai ʻ a hono fakamaʻa ʻ a e meʻangāue ʻ umea, vahevahe ʻo e kau ngaue ngaue, mo fakalahi ʻa e feituʻu fakatahaʻangá.