<prompt> Translate the following text to EnglishKwa kuongezea, punguzo huchochea wauzaji wa matangazo ya wingi kupanga barua zao hadi mfululizo wa kutembea wa mtoaji, na hivyo kuepuka kazi ya mtoaji katika ofisi.  <response>: In addition, discounts encourage bulk advertising mailers to sort their mail all the way to the carriers walk sequence, thereby avoiding the carrier in-office function. 