Poyerekeza ndi mbali zonse zamakina, zonyamula zimakhala zolondola kwambiri, choncho ziyenera kugwiritsidwanso ntchito mosamala. Pakugwiritsa ntchito tsiku ndi tsiku, zodzitetezera
kuberekantchito ndi izi:
1. Sungani zonyamula ndi zozungulira zake zaukhondo;
2. Samalani ndi kusamala mukamagwiritsa ntchito. Ngati mosasamala perekani kukhudzidwa kwamphamvu mukamagwiritsa ntchito, zingayambitse
kuberekakukhala ndi zipsera, ma indentations, fractures ndi zovulala zina;
3. Gwiritsani ntchito zida zoyenera;
4. Samalani ndi kupewa dzimbiri, pewani kugwiritsa ntchito pamalo a chinyezi, ndi kuvala magolovesi kuti musatenge thukuta pa izo;
5. Wogwiritsa ntchitoyo ayenera kudziwa momwe zimakhalira;
6. Pangani ndondomeko zoyendetsera ntchitomayendedwe.