Or like, in folk guitar you might play a C chord, followed by a C chord with a B as its root, then an Am chord... that happens all the time. But very rarely wo

Or like, in folk guitar you might play a C chord, followed by a C chord with a B as its root, then an Am chord... that happens all the time. But very rarely would you play a C chord followed by an Eb major chord in folk music. But if you're playing Jazz, you might be more open to that possibility.