Tariki ya 15 Werurwe ni umunsi mpuzamahanga w’uburenganzira bw’abaguzi ku nshuro ya 40, ku nsanganyamatsiko igira iti “guteza imbere ubutabera mu ikoreshwa ry’ibicuruzwa”, ikigo cyanjye binyuze mu buryo butandukanye bwo kuyobora ikoreshwa ry’ibicuruzwa mu buryo bwa siyansi n’ubw’ubwenge, kumenyekanisha uburenganzira, nk’inyongera y’uruganda rukora ibitambaro by’umucanga, twanasezeranyije abakiriya bacu, kwita ku ireme rya serivisi, kurengera uburenganzira n’inyungu z’abaguzi. Umunsi Mpuzamahanga w’Uburenganzira bw’Abaguzi, uba ku ya 15 Werurwe buri mwaka, washyizweho na Consumers International mu 1983. Intego y’uyu munsi ni ukwagura uburyo bwo kurengera uburenganzira bw’abaguzi, gukurura ibitekerezo ku burenganzira bw’abaguzi hirya no hino ku isi, no guteza imbere ubufatanye n’ihererekanyamakuru hagati y’imiryango y’abaguzi mu bihugu bitandukanye n’uturere. Kurengera neza uburenganzira n’inyungu z’abaguzi ku rwego mpuzamahanga. Turi mu rwego rwo guteza imbere ubufatanye n’ihererekanyamakuru hagati y’abakiriya benshi, iri tangazo. Twizera ko ikigo cyacu kirimo gutera imbere mu rwego rwa bearing. Ibicuruzwa byacu bifite bearing yo hanze y’ibitambaro by’umucanga bizanafungura isoko mpuzamahanga rinini.