Watch the Week 7: Master Structure II online guitar lesson by Les Wise from Fretboard Freedom Fighter

Next you learn how to locate and add the 9th extension to Cm7(1-b3-5-b7) - Cm9 (1-b3-5-b7-9). Again, we will work through all fingers, across the strings. Then, you will learn a creative way for substituting an maj7th from inside the m9th structure.