1. Iyi nhevedzano inoshandisa dhizaini itsva uye yakazvimirira, chitarisiko chayo chakapfupika uye chinotamba mitambo.
2. Nhevedzano yese yekugadzirwa inoenderana nepfungwa yekugadzira muviri wemunhu;
3. Mhando dzese dzinoshandisa pombi dzakasimba dzakati sandara dzakasimba kuti dzive nechokwadi chekuti zvigadzirwa zvakachengeteka;
4. Nhevedzano iyi inosanganisira michina yekudzidzira yekurembera, rutsigiro rwekudzidzisa, kugwinya muviri, chituru nezvimwe zvishandiso, zvakagadzirirwa kugwinya muviri zvakanyanya uye kutsvakurudza nekuvandudza kwemushandisi, kugadzirisa kudzidziswa kwakasimba;
5. Midziyo yega yega yakagadzirirwa kuwedzera nzvimbo yako yekugadzirisa michina, basa remidziyo yekudzidzisa inogadzirisika kana yemabasa akawanda.