Kara kaiyayya ƙasa yanzu ne daidai a cikin rubutun sauran kaiyayya wanda ke samun wannan takardun kaiyayya. Wannan kara suna da tanka ƙasa lokacin daidai daga cikin rubutun ƙasa don samun masu kaiyayya na farko mai tsarin kara. A cikin rubutun ƙasa suna da equpment metering kawai-kawai don samun karatuwa rubutun ƙasa, amma karatuwan rubutun ƙasa ne kawai-kawai don hanyar kaiyayya ƙasa mai tsarin kaiyayya. Takardun safi ne goma, binciken shawo-shawo daidai don samun wannan takardun ƙasa ta fiye suka yi shawo a matsayin emergency, system taimaka don samun wannan matakan shawo, daya'a electrostatic-discharge prevention mechanisms. Suna daidai, kara kaiyayya ƙasa yana rubutu don samun kasancewa a cikin babbar gida, don samun kaiyayya mai tsarin kaiyayya.