Iyo uhuza N - ubwoko bwihuza, ni ngombwa guhitamo insinga zikwiye no kwemeza guhuza mbere yo guhuza. Kwemeza impamba nziza ningirakamaro mugukoresha neza umuhuza. None, ni ubuhe buryo bukwiye gusuzumwa mugihe ushyiraho ubwoko bwa N -?
1. Nyuma yo guhuza, genzura isura kugirango urebe ko byose ari byiza mbere yo gukomeza intambwe ikurikira. Ibintu byo kugenzura bizatandukana bitewe nubwoko bwa N -.
2. Mugihe ucyuye N - ubwoko bwihuza, menya neza uburebure bwo gufunga no gushyira neza. Ntabwo hagomba kubaho insinga ziva kumurongo uhuza, kandi umuvuduko wumwuka ugomba kugumaho mugihe cyagenwe.
3. Mugihe cyo guhita byikora, ibice byose bigomba gukora neza, abahuza bagomba guhuza neza, kandi insinga zigomba gukomeza impagarara zikwiye.
4. Ibipimo byumuhuza ninsinga bigomba kuba byujuje ubuziranenge, nkuko byavuzwe neza mumfashanyigisho.