1. Sinikeza amasondo okugaya i-alloy kanye namasondo okugoqa amasayizi ahlukahlukene okugaya nokufaka ama-roller enjoloba. Sicela uxhumane nathi ukuze uthole isondo elingcono kakhulu lohlelo lwakho lokusebenza.
2. Khetha usayizi wezinhlayiyana ezifanele ngokwesimo se-Cots enobulukhuni obuhlukene, obufanele ukugaya kanye nokugoba kombhede.