1, icyatsi cyo kurengera ibidukikije: Guhirika nabyo ukurikirana icyatsi kibisi, bityo kwisiga rero bikoreshaImpapuro zerekanaguhuza nibikenewe byiterambere ryibihe .
2. kuzamurwamamaza:Impapuro zerekanaufite agaciro kamamaza . icapiro ryerekana impapuro zigaragara kandi ryerekana igikundiro cyo kwisiga .
KumenyekanishaImpapuro zerekanairashobora gukora ikiranga commedics kumpera, kunoza ishusho yimibare, kandi ukore ingano yo kugurisha .
3. nziza kandi igiciro gito,
4. byihuse kandi byoroshye,
5. imiterere yoroshye .