Ma track a rabara a ASV amapangidwa ndi zida za mphira zapamwamba kwambiri, zomwe zimakhala bwino kukana kuvala komanso kugwetsa misozi, zomwe zimapangitsa kuti zikhale zoyenera kugwiritsidwa ntchito m'malo osiyanasiyana ovuta.
Ma track a rabara a ASV amapangidwa ndi zida za mphira zapamwamba kwambiri, zomwe zimakhala bwino kukana kuvala komanso kugwetsa misozi, zomwe zimapangitsa kuti zikhale zoyenera kugwiritsidwa ntchito m'malo osiyanasiyana ovuta. Chifukwa cha zinthu zofewa, njanji sizimapanga phokoso komanso kugwedezeka pang'ono panthawi yogwira ntchito, zomwe zimawononga pang'ono pansi, zomwe zimapangitsa kuti zikhale zoyenera kugwiritsidwa ntchito pa udzu, minda, ndi malo ena ovuta.
Chifukwa cha zinthu zofewa, njanji sizimapanga phokoso komanso kugwedezeka pang'ono panthawi yogwira ntchito, zomwe zimawononga pang'ono pansi, zomwe zimapangitsa kuti zikhale zoyenera kugwiritsidwa ntchito pa udzu, minda, ndi malo ena ovuta.