Of the many book cover design companies on this list, MindStir Media offers probably the most intensive internet marketing and PR services. They offer only one approach, with which you have an eBook and print book cover. Should you’re lucky, they may also throw in a few 3D promo pictures! https://selfpublishingabookonamazon.blogspot.com/2025/04/what-promotional-services-do-you-need.html