Peb tau qhia cov txheeb cais vim li cas tib neeg tsis ua npe los ntawm koj cov email lag luam lossis cov ntawv xov xwm. Qee tus yuav tsis yog koj qhov txhaum, vim cov neeg siv khoom muaj dej nyab nrog ntau tus email uas lawv xav tau kev pab. Nov yog qee qhov kev txheeb cais tseem ceeb: 53% ntawm cov neeg siv khoom tau tshaj tawm tau txais email ntau dhau los ntawm cov khw muag khoom. 45% unsubscribe vim emails tsis yog mobile-phooj ywg. 40% yuav tsis tso npe yog tias tau muab…