Check out his Gumroad store, as well. His book selection has changed since I first visited, but his reasonably priced content is worth a look, including the possibility of a freebie or two.
Reminder: No one is giving me perks or $$ to promote. The sites look interesting and potentially valuable for folks looking to make some extra money. Even if the topics look overly familiar, the ideas and strategies behind them might be unique and more to your liking than others you’ve tried.