Of all the book cover design companies on this record, MindStir Media delivers the most comprehensive marketing and PR services. They offer only one system, with which you have an eBook and print book cover. If you’re lucky, they may also throw in a few 3D promo illustrations or photos! https://amazonpublishingservices.school.blog/2025/06/05/how-can-you-start-self-publishing-a-book-with-a-good-agency/