Thanks I think I got a better picture of this chord when to use them. Thanks again

Sorry I’m confused 2. Well my question i think is when to substitute this chord in a progression in any key either major or minor if you could give me an example on how to used this chord

when do you use augmented or suspended chord to substitute in any key? example key of C ex Cmaj Dmin Emin Fmaj Gmaj Amin Bdim