Of Many of the book cover design companies on this checklist, MindStir Media features one of the most extensive promoting and PR services. They offer only one system, with which you receive an eBook and print book cover. When you’re lucky, they might also throw in certain 3D promo images! https://selfpublishingabookonamazon.blogspot.com/2025/04/what-promotional-services-do-you-need.html