Julie Stock - Clued-Up Publishing: https://clued-up-publishing.co.uk/

Shaun Stevens - Flintlock Covers: https://www.flintlockcovers.com/

Rotten Row Newsletter: https://anchor.fm/daniel-soule

BookBub - how to launch a new book: http://insights.bookbub.com/launch-book-using-bookbub-marketing-tools/