Rewrite & Republish Three Non-Fiction Books

I have three non-fiction titles that are already in print but in serious need of a fresh, engaging rewrite before we relaunch them on Amazon KDP. Your remit is two-fold: first, polish the manuscripts so... (Budget: $10 - $30 USD, Jobs: Article Rewriting, Book Design, Content Writing, Editing, Ghostwriting, Non-Fiction Writing, PDF, Proofreading)