1. Agasanduku k'itabi ni intoki zakozwe na flip agasanduku k'ubwoko, byoroshye gufungura, byoroshye gutwara.
2. Icyitegererezo cyumukara numweru cyera, ibyirabura byirabura kumasanduku nibintu byiza bya marble, bisa nkibishimishije ijisho, ibyiyumvo nabyo biroroshye cyane, kandi birashobora gutuma ibicuruzwa byawe byongera amanota cyane;.
3. Inkoni 3 kuri buri gasanduku, gupakira nabyo ni byiza cyane, kubikoresha ubwabo cyangwa nkimpano nabyo ni amahitamo meza.
4. Ibikoresho by'agasanduku k'itabi byatunganijwe kugirango birusheho gukomera, ntibyoroshye guhinduka no kuvomera, igihe kirekire cyo kubika.
5. Niba ukeneye kwihitiramo, dufite itsinda ryumwuga, turashobora kandi kuguha serivise imwe, niba utwizeye, ushobora kugerageza. Tuzasubiza ibibazo byawe mumasaha 24.