https://thesystematicwriter.substack.com/p/why-you-should-write-a-book-eb1?r=3xlnuu&triedRedirect=true

https://open.substack.com/pub/thesystematicwriter/p/why-you-should-write-a-book-eb1?r=3xlnuu&utm_campaign=4june&utm_medium=medium&utm_source=substack-post&utm_content=writebook