Cov khoom no muaj qhov zoo gloss thiab dej tsis kam, thiab yog tsim rau daim ntawv thov nyob rau hauv ntim cov ntawv, cov khoom labeling thiab advertising teb. Cov ntaub ntawv zoo li no feem ntau siv hauv cov khoom lag luam siab vim tias nws tuaj yeem muab qhov zoo nkauj uas nyiam cov neeg siv khoom. Nws kuj muaj cov kav ntev zoo thiab tuaj yeem tswj tau qhov zoo ntawm ntau qhov chaw. Cov khoom siv kuj tuaj yeem siv los luam ntau cov qauv thiab cov ntawv, thiab tuaj yeem ua raws li cov kev xav tau ntawm cov khoom sib txawv.