Udemy continues to offer Patrick O'Malley's Learn Guitar: Zero to Guitar Fingerpicking in 30 Days Online Course for $10. (You may need to apply coupon code "JULY20310" to see this price.) That's $40 off and tied with our mention from last week as the lowest price we could find. It includes 2.5 hours of video and teaches you to play the most common guitar chords in a fingerpicking style. Coupon expires July 20.