Nov yog ib qho ntawm cov ncauj lus uas kuv muaj qee qhov kev hlub nyuaj heev txog kuv cov neeg siv khoom. Cov ntawv xov tooj ntawm tes yuav yog ib qho ntawm cov tswv yim uas tseem muaj cov nqi siab tshaj plaws thiab cov nqi qis tshaj ntawm kev nqis peev (ROI) thaum ua tsis zoo. Tab sis thaum ua tau zoo, nws muaj insanely siab txais yuav thiab koom nrog. Txhua hnub kwv yees li 100 apps raug xa mus rau…