>
> Sus chords use the same scale as the non-sus version, except there are no
> wrong notes... for F9sus, use the F mixolydian, which is Bb major. In an
> unsuspended F9 chord, the Bb in the scale is a potential clam note,
> especially if you sit on it without resolving to the A; when the chord is
> F9sus, the Bb is now a great note, and as a bonus, the A still works fine.
> In your progression, where the sus chord isn't too long, I'd think of it as
> a regular dominant chord- I find that the mixolydian scale works the best
> (as opposed to other dominant type scales such as 1/2 whole diminished or
> superlocrian).
>