sus9 chord substitute for 7th chords (Guitar II)

In some instances, the sus9 chord is a cool sounding substitue for a 7th chord. The sus9 chord is also sometimes labeled as F/G or C/D or some other triad in which the bass note is a step higher than the triad itself. You have to experiment with these chords to find the right situation to use them. Your ear should be your guide.