I-cord Lack ibaluleke kakhulu kwiimfama kwaye inceda ekulawuleni ukuphakamisa nokwenyama kwiimfama. Isebenza ngokuvumela umsebenzisi ukuba akhusele intambo ekuphakameni okufunekayo, oko kugcina iimfama zikhona. Isitshixo sentambo sinendlela evaliweyo kwaye ivala intambo yokugcina imeko yemfama. Xa intambo itsaliwe, isitshixo sizibandakanya endaweni, sithintela ukungaboni ukuba ukuwa ngengozi okanye ukukhulisa. Eli nqaku liphucula ubumfihlo, ulawulo lokukhanya kunye lula, ukuvumela abasebenzisi ukuba bahlengahlengise iimfama kwi-Off ethandwayo kunye ne-engile yazo.