If you like the methods and principles behind UsedFirst.com, then definitely check out more of Marko's videos. He has a growing playlist of automotive related videos and plenty more on smart ways to manage your finances in general. Marko does an excellent job of breaking things down in such a way that makes it easy to understand the first time through.
On a personal note, I only subscribe to a handful of YouTube channels, but I've been a regular viewer of his since last year.
Note: This was NOT a paid endorsement or advertisement. So, thanks again Marko for using our site in your latest video!