🎸 Wondering which notes to use over which chords to create cool bass lines? Theory is one of the most fundamental skills to becoming a better bass player. If you don't know which notes go with which chords, or where to find them on the fretboard, well, you can't improve. Simple as that. That's why we prepared a free crash course for you: The Ultimate Bass Theory Crash Course It will help you Demystify the fretboard, learn basic chord substitutions, and learn to create your own bass lines, all i