Amatshini obushushu kwimizi-mveliso oomatshini abakhethekileyo eyilelwe ukunyibilika kunye nokusebenzisa ukunamathela kwiinkqubo ezahlukeneyo zokuvelisa kunye neenkqubo zokupakisha .. Ezi zixhobo zidlala indima ebalulekileyo ekuqinisekiseni ukuba iimveliso zibotshelelwe ngokukhuselekileyo kwaye zipakishwe ngokufanelekileyo, ebalulekileyo ekugcineni ukuthembeka kwemveliso ngexesha lothutho kunye nokugcinwa. Ukuqonda ukusebenza kunye nezibonelelo zobushushu beshishini c.