Decide on “Make your contest non-public” from the Contest alternatives segment before you launch your book cover design contest. This can prohibit designers from employing their designs elsewhere, and your contest are going to be un-searchable on the net. Employing a/B testing with Facebook ads, we pitted the new covers https://whitemagicstudios.co.uk/blog/benefits-of-hiring-an-marketing-agency-for-amazon-publishing-uk/