Ubwiza

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Uburyo bukomeye bwo kugenzura ubuziranenge
1.Ibikoresho byo gutoranya ibikoresho.
2.Kugenzura neza amashanyarazi mbere yo guterana.
3.Gusuzuma no kugenzura mugihe cyo gukora.
4.Gusaza ibicuruzwa byose.
5.Urugero rwo kugenzura ibicuruzwa byarangije gupakurura.
6.Reba ibirango nubunini mbere yo kubyara.