I wrote a guide with some of the things I’ve learnt over the years. Let me know if it helps. Here it is:
How to Make a New Product Every Day 2: SEO for Authors
Search Engine Optimization for Authors.
A guide for the digital self-promoter, the self-published author, the one living in this modern age.
Some helpful tips and strategies for long-term growth and proper best practises so that Google will like you.