Werengani chikalatachi ndi zikalata zomwe zalembedwa mugawo lazowonjezera zokhuza kukhazikitsa, kukonza, ndi kagwiritsidwe ntchito ka zidazi musanayike, kuyimitsa, kuyigwiritsa ntchito, kapena kukonza izi.Ogwiritsa ntchito akuyenera kudzidziwa bwino ndi malangizo oyika ndi mawaya kuwonjezera pa zofunika pamakhodi onse, malamulo, ndi miyezo.