Inzwa yokuhamba ngobuningi ihehe ngempumelelo ukunakwa kwabasebenzisi kanye nokuthandwa kwemakethe ngokulinganisa kwayo okunembile, ukuthembeka okuphezulu, isilinganiso esingahlaseli, ukusetshenziswa emikhakheni ehlukahlukene, kanye nezinga eliphakeme lokuzenzakalela