Article: If you are playing in a group, you'll all want to play in the same key so that your music sounds cohesive. There are seven chords for each key, and they correspond with the seven chords in each key scale. The capo position will change the chords you are playing, thus altering the key that you're playing in. Move your capo up and down the neck to change the key that you're comfortable playing in. The progression of chords within a scale takes the pattern of major, minor, minor, major, major, and diminished. Using this pattern, you can see that the chords in the key of C are, C major, D minor, E minor, F major, G major, and A diminished. Using a capo further down on your neck will brighten the tone of your guitar and make it easier to write happy or upbeat music. Other than helping match your vocal registry, use the capo to make your open chords sound happier. Experiment with different positions further down the neck and see what kind of sounds you can create.

What is a summary?
Determine the key you're playing in when playing with others. Use the capo to brighten the tone of the guitar.