Download our Circle of Fifths as cheat sheet: Free Download
Here's our PML Circle of Fifths, you can always use it as your personal cheat sheet for finding parallel minor chords, relative minors and good chord substitutions. If you want to learn more about chord progressions, harmony, the basics of music theory and how to come up with great sounding chord progressions, take a look at our in-depth course:
PML Course about harmony and chord progressions:
http://productionmusiclive.teachable.com/courses/harmony-and-chord-progressions