I'm linking to a post that those of you who are indies/self pubbers - like me - might consider a simple way to try to get more people to find your books on Amazon.
The author of the post self pubs historical fiction, so although the categories, keywords, and tags she picks might not be the same as what you write, you'll get the gist of it. And she gives out more help in the comments.
Ebooks Sales Slowing? Yes and No
3 weeks ago