The three c's model looks at 3 areas - challenge, confidence and coaching. You can apply this in three ways - your healing journey - the writing process you are now embarking on and improving the way in which you connect, inspire and motivate your reader.
You can join the 7 day plan your non-fiction book kickstarter challenge over on Teachable to see if you really do want to write that book.
https://soulwritersacademy.teachable.com/p/7-day-plan-your-non-fiction-book-challenge