1. Yakakora korona dhizaini inogona kudzivirira zvinobudirira korona yevhiri kubva pakuboorwa.
2. Yakasarudzika nhanho-mhando anti-dombo pateni dhizaini, kudzivirira dombo rakanamira mutsika, uye kudzivirira vhiri korona kukuvara.
3. Inokodzera nzvimbo yemigodhi, nzvimbo ine makomo uye yakaipa yemugwagwa.