Now, along with the certificate in arts, the university has added the adult graduation diploma to the “Zed Cred” program. The “Z” in “Zed” stands for zero textbook costs, while the “cred” refers to the possibility of completing all academic credits in the specified program.
https://www.richmond-news.com/news/kpu-creates-second-program-with-no-textbook-costs-1.23418423