<prompt> Translate the following text to EnglishSheria ya Utaratibu wa Posta ya 1970 inaamuru wazi kwamba Huduma ya Posta ibadilishe kwa kuendeleza huduma za posta zenye ufanisi na ufanisi zilizobadilishwa kwa mahitaji ya watumiaji wa barua ya Taifa.  <response>: The Postal Reorganization Act of 1970 clearly mandates that the Postal Service innovate by developing effective and efficient postal services adapted to the needs of the Nations mail users. 