Kindle Direct Publishing: https://kdp.amazon.com/en_US/
Draft2Digital: https://www.draft2digital.com/ which puts it out on all the formats, iTunes, Kobo and formats and stores outside the US. They take 10% of your sales. That’s a pretty good deal. I haven’t used them but most people who have love them.
CHOOSING YOUR GENRE
Here are the top 100 categories (you will notice that romance title represent about 40% of book sales):
Here is the Kindle Direct Publishing page to choose your category: https://kdp.amazon.com/en_US/help/topic/G200652170 You can choose three.
You literally have to include your subgenre keywords in your category: Here’s a link:
TROPES = EXPECTATIONS Audience expectations will make or break your reviews and ratings.
You can learn the tropes of each of these genres with a little research. Here are some cozy mystery tropes:
COPY EDITING ON YOUR OWN:
Create a Facebook author page: https://www.writtenwordmedia.com/2017/01/27/how-to-create-a-facebook-author-page/