Did you know that jazz bassist Charles Mingus has a post on his personal website about cat toilet training? Charles Mingus's personal website, charlesmingus.com, is mostly about Charles's amazing career, his discography, bibliography, concerts, and many more... except the "cat training program".
Mingus titles his eccentric article as following: The Charles Mingus CAT-alog for Toilet Training Your Cat. With his refined language, he precisely explains the steps that ought to be taken for new cat-bies who want their cats to be toilet-trained. Worth checking it out: https://www.charlesmingus.com/mingus/cat-traning-program