How can I effectively incorporate a key change into my music composition?

To effectively incorporate a key change into your music composition, you can transition smoothly by using chords that lead into the new key, such as dominant or secondary dominant chords. Experiment with modulation techniques like pivot chords or chromatic mediants to create a seamless transition between keys. Practice transitioning between keys in different sections of your composition to ensure a cohesive and engaging musical journey for the listener.