Ibigo byacu bifite ibikoresho byose hamwe nicyiza cyiza mubyiciro byose byo gukora bidushoboza guhaza abaguzi bose selloum Dufite intego yo gukomeza guhanga udushya, gucunga udushya, intonga zo hejuru no guhanga udushya, fungura byuzuye inyungu rusange, kandi uhora utezimbere ubuziranenge bwa serivisi. Ibicuruzwa bizatanga ku isi hose, nk'Uburayi, Amerika, Ositaraliya, Ubusuwisi, muri Kolombiya byoherejwe mu bihugu no mu turere turenga 10. Dutegereje gufatanya nabakiriya bose baturutse murugo no mumahanga. Byongeye kandi, kunyurwa nabakiriya ni ugukurikirana ubuziraherezo.