Pulatifomu yogwiritsira ntchito imagwiritsa ntchito zosapanga dzimbiri / zotayidwa pamwamba, zamphamvu komanso zowolowa manja, zolimba. Ndili ndi masitepe omvera kwambiri, masitepe, gulu lotsutsana ndi skid, kuti mupereke nsanja yotetezeka komanso yothandiza.