https://osintbrief.substack.com

I give away free eBooks all the time. Most of them are about law. I post the links here, along with my commentary about international relations.
https://osintbrief.substack.com
If you would like one of my free ebooks look here
https://amazon.com/author/quizmaster
if you see a title which isn't free which you want just reply to this post. :)

Example:
Gold, Geopolitics and Game Theory:: China & Investing Strategy

So are several others just go here and click the button that says "sort by" select "price:low to high" to see what's free!

Enjoy freading!