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

For readers to put their money on your eBook, 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.