Hindura umuryango uwo ari wo wose mu buryo butekanye, ufite ubwenge bwo kugera ku yateye imbere na moteri ya moteri mashanyarazi . Yagenewe imitungo yubucuruzi igezweho kandi ituye ituje, iyi sisitemu yo gukata uburyo bworoshye ibintu bidafite ishingiro, kugenzura urwego, hamwe numutekano witsinda mugisubizo kimwe.