<prompt> Translate the following text to EnglishKwa hivyo, kuna kichocheo cha biashara kwa mtoa huduma yeyote wa posta ambaye si mkusanyaji tu wa cream kutoa huduma ya jumla ndani ya maeneo ambayo hutumikia.  <response>: Thus, there is a business incentive for any postal provider who is not simply a cream skimmer to offer universal service within the territories it serves. 