Even So, using KDP involves complex expertise that many authors might not have, and because Amazon doesn't have people with whom authors can interact to talk to thoughts (everything is finished via algorithm and automation), authors often obtain them selves trapped with issues they can’t get answers to. That's it. https://whitemagicstudios.co.uk/blog/what-are-the-top-features-of-the-leading-self-publishing-agencies/