OdoBan 960262-G4 Earth Choice 3-in-1 Carpet Cleaner Concentrate, One Gallon

Can this be used as a rinse or ph balancer for carpet wicking n other brown spots? I read smewhr to use vinegar for the brown spot caused by wicking

Can this be used on seats in your car?

Can this be used with bonnet method?

Can it be used in portable upholstery cleaner?