https://www.youtube.com/watch?v=xOcIZIC4lD8 Sponsored by Elixir® Strings: Moving fingers “inside” chord shapes while keeping others in place can be a surprising challenge that requires practice, particularly where large fretting hand stretches are involved. So, finding warm-ups that allow you to drill these moves, while also sounding good, can be really useful in improving accuracy and finger flexibility. In this…