Start the newsletter before you start the book. Letters from your readers will give you ideas for your upcoming book. You'll know what they want and what they need. They, in turn, will trust that you have the answers, because you are the expert in your field. And,they will buy your book.
Authors are free to list and sell their ebooks elsewhere.
It is scary but not Steve King scary. These should be referred to when submitting your book for any publicity or book review. The assigned numbers can be found in our catalog. This is a beneficial program for self-published authors who have rights to their book and wish to promote their book and increase sales. The author would then receive the books and either handle orders or have us handle orders and the author would handle shipping of orders to customers.