Ummeli unelayisense lokusebenzisa umthetho, futhi unesibopho sokugcina umthetho ngenkathi evikela namalungelo amaklayenti abo. Eminye imisebenzi ejwayele ukuhlotshaniswa nommeli ifaka phakathi: ukuhlinzeka ngezeluleko nezeluleko kwezomthetho, ukucwaninga nokuqoqa imininingwane noma ubufakazi, ukudala amadokhumende asemthethweni ahlobene nezehlukaniso, amafa, izinkontileka nokuthengiselana ngezindlu, nokushushisa noma ukuvikela enkantolo.