1. Trolley imagwiritsa ntchito kapangidwe ka msewu/njanji, komwe kangagwiritsidwenso ntchito m'matanthwe angapo kuti zisawononge chuma.
2. Malo osalowa madzi amagwiritsa ntchito njira yowongolera kutali kuti achepetse mphamvu ya ogwira ntchito ndikuchepetsa chiwerengero cha ogwira ntchito
3. Dzanja logwira ntchito limatha kuzungulira ndikukula momasuka, ntchitoyo ndi yosinthasintha, ndipo imatha kusinthidwa kuti igwirizane ndi magawo osiyanasiyana a ngalande
4. Njira yoyendera imatha kukhala ndi mtundu woyendera kapena mtundu wa tayala, popanda kuyika njanji, ndipo imatha kusunthidwa mwachangu kupita kumalo osankhidwa kuti amange, zomwe zimachepetsa nthawi yokonzekera kumanga.
5. Chipangizo chosungiramo zitsulo chogawanika chogawanika, chokhala ndi kudyetsa zitsulo, kutembenuza zokha komanso ntchito yoyendetsa nthawi yayitali, palibe chifukwa chonyamula zitsulo pamanja, kuchepetsa kwambiri antchito ndikuchepetsa chiwerengero cha ogwira ntchito.