Watch the Folky Minor Blues: Key of Em online guitar lesson by Vicki Genfan from Acoustic Rhythm Guitar Cookbook
Listen to the basic version of this bluesy progression. The I chord and IV chord are minor, and to indicate that in "notation-speak" we would write them as i and iv. In the first study, we'll focus on adding a walking bass line as well as alternating bass picking. Then, we'll add palm muting in the second study.