{"id":57684,"date":"2026-04-20T15:45:56","date_gmt":"2026-04-20T15:45:56","guid":{"rendered":"https:\/\/digitionary.com\/glossary\/management-of-undeliverable-mail\/"},"modified":"2026-04-20T17:36:57","modified_gmt":"2026-04-20T17:36:57","slug":"management-of-undeliverable-mail","status":"publish","type":"glossary","link":"https:\/\/digitionary.com\/en\/glossary\/management-of-undeliverable-mail\/","title":{"rendered":"Management of undeliverable mail"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Managing undeliverable mail involves implementing a comprehensive process to anticipate, reduce, and control the return of undeliverable mail. With evolving practices, the term NPAI (undeliverable mail) has been replaced by PND (undeliverable mail). For a detailed definition, please refer to: [link to full definition].<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Managing undeliverable mail involves implementing a comprehensive process to anticipate, reduce, and control the return of undeliverable mail. With evolving practices, the term NPAI (undeliverable mail) has been replaced by PND (undeliverable mail). For a detailed definition, please refer to: [link to full definition].<\/p>\n","protected":false},"author":1,"featured_media":0,"menu_order":0,"template":"","meta":{"wds_primary_glossary-categories":0,"footnotes":""},"glossary-categories":[94],"glossary-tags":[],"class_list":["post-57684","glossary","type-glossary","status-publish","hentry","glossary-categories-direct-marketing-databases"],"_links":{"self":[{"href":"https:\/\/digitionary.com\/en\/wp-json\/wp\/v2\/glossary\/57684","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/digitionary.com\/en\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/digitionary.com\/en\/wp-json\/wp\/v2\/types\/glossary"}],"author":[{"embeddable":true,"href":"https:\/\/digitionary.com\/en\/wp-json\/wp\/v2\/users\/1"}],"version-history":[{"count":0,"href":"https:\/\/digitionary.com\/en\/wp-json\/wp\/v2\/glossary\/57684\/revisions"}],"wp:attachment":[{"href":"https:\/\/digitionary.com\/en\/wp-json\/wp\/v2\/media?parent=57684"}],"wp:term":[{"taxonomy":"glossary-categories","embeddable":true,"href":"https:\/\/digitionary.com\/en\/wp-json\/wp\/v2\/glossary-categories?post=57684"},{"taxonomy":"glossary-tags","embeddable":true,"href":"https:\/\/digitionary.com\/en\/wp-json\/wp\/v2\/glossary-tags?post=57684"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}