Several days ago, I posted this article about minor chord substitutions: http://www.greghowlett.com/blog/free-lessons/110209.aspx.
Then, last week, I posted part 1 of a video demonstration: https://www.greghowlett.com/blog/free-lessons/110509.aspx.
Here is part 2. (if you don’t see it below, you can view it at https://www.youtube.com/watch?v=VIh4OnAvSyI)