Go on, get your elevator music jokes out. We’ll wait (and chuckle). We’ve all poked fun at Muzak, but the importance of hold music and its multifaceted nature may surprise you. Seventy percent of business calls go on hold. The main point behind hold music is to signal that the line is still open, but that’s not all it does. You can increase retention, reduce churn, and even influence your caller’s attitude with hold music.