Ushinzwe inyandiko
1. Imico myiza, imico yishimye, nziza kuvugana nabandi, ibasha gukora mukibazo.
2. Ba umuhanga mu kwiga no kuvuga muri make, kandi uhore utezimbere ubushobozi bwanjye mubucuruzi.
3. Uburambe mu kumenyekanisha gasutamo, ibikorwa byo kohereza ibicuruzwa cyangwa ubucuruzi bwo hanze birahitamo.
4. nubwo nta burambe, ariko ufite ishyaka ryo kwiga no gukora birahitamo.1 ~ 3 amezi yo kwimenyereza kwimenyereza umwuga (uburambe bwigihe gito nigihe gito nubushobozi bwo kwiga biterwa), nyuma yikizamini kirangiye kandi yujuje ibisabwa kugirango yimurwe mubisanzwe, isosiyete izishyura ubwishingizi bwimibereho itanu nikigega kimwe.