■ uyilo lwemiqheba yokubambelela kwindawo ezimbini ukuhlangabezana neemfuno zabafundi abanobubanzi obahlukeneyo bokubambelela kunye nobubanzi bengalo.
■ I-engile yokunyovwa echotshelweyo, eyilwe kucingwa nge-ergonomics ukunika inkxaso kunye nokuthuthuzela kweenyawo zabasebenzisi.
■ Icala langaphakathi lepedali liyaphephuka, lisebenza njengophawu lokunciphisa unyawo kumsebenzisi.