How to Make sure your eBook sells and also avoid unusually high Sales Return

The truth is for book readers to put their money on your eBook, you have to take note of the following most especially if you want to avoid unusually high eBook sales return of the few sales made as an indie
author.
1. Is your book content good enough to
satisfy customers/readers?
2. Is your book properly formatted?
3. Is your book cover design right?
4. Is your book listed in the proper
categories?
If your answers to the above questions is YES, then there will be minimal return of your book.