Playing chords with only three fingers on the fret board.Not exhaustive. Try Gene's Guitar Finger Exercises 1. GUITAR FINGER STRETCHING EXERCISES - https://youtu.be/Hg4vZvwyaaI 2. THIRD FINGER PROBLEMS - http://youtu.be/YBKKTEnvPzg 3. FIELD SOBRIETY EXERCISE - https://youtu.be/-EbyCxt0FjE Guitar Improvisation In 7 Minutes https://www.amazon.com/Guitar-Improvisation-Minutes-Improvise-Sound-ebook/dp/B0075ZWP10 Guitar Chords Methodology (Learn Guitar Chords Through Exercises) https://www.amazon.com/Guitar-Chords-Methodology-Through-Exercises-ebook/dp/B00A86Y6VK Guitar Instruction For The Not So Serious Guitar Player (Learning Guitar Without Learning To Read Notes Or Formal Tabs) https://www.amazon.com/Guitar-Instruction-Serious-Learning-Without-ebook/dp/B009LVJMU8 Learning Lead Guitar (Getting rid of the rock star and finding the lead guitarist in you.) https://www.amazon.com/Learning-Guitar-Getting-finding-guitarist-ebook/dp/B00B27XUHA Guitar Tabs Influx (How to learn to read Guitar Tabs) https://www.amazon.com/Guitar-Tabs-Influx-learn-read-ebook/dp/B00BCR0K0A One Two Three Jam (The Psychology Of Improvisation) https://www.amazon.com/One-Two-Three-Psychology-Improvisation-ebook/dp/B00EN4J1RW How To Play Guitar Trilogy A 3 In 1 Learn To Play Guitar Course (Three Beginner to Intermediate Guitar Lesson Courses in One Compilation) https://www.amazon.com/s?i=digital-text&rh=p_27%3AGene+Petty&s=relevancerank&text=Gene+Petty&ref=dp_byline_sr_ebooks_1 ... https://www.youtube.com/watch?v=YIkUbNtBUC4