It won’t be a winner unless you make it so. You must throw yourself wholeheartedly into that side of the business called publicity without taking a rest to smell the daisies.
Ultimately, you are the best person to get out and market your book. And who could be better to promote a book than the author?
You realize that you must do all the heavy lifting to market your book and even at the end of it all the payday is not what you had expected.