on Just Publishing Advice:

Did you know that you can promote your book with images?
If you have a blog or website, it’s a quick and easy way to attract more readers and get more traffic to your site.
But surprisingly, it’s a book promotion method that doesn’t involve using your book cover image.
What you use are all the images that you already include in your blog posts or articles.
In This Article
Why use images to promote your book
How to prepare images for search
Optimizing your image
What are the best images to use to promote your book?
How do you check your ranking images?
Can you optimize your existing images?
Summary