Tie in On Hold Messaging with your social media efforts. Many of your customers/clients will spend more time browsing social media than they will calling you and/or being placed on hold when they do. What's the point? Use your on hold messages to provide your various social media addresses. That will give you additional market exposure. To be helpful to your callers suggest to those on hold that they utilize social media; maybe even tell them how to do so. You will be helping your customers gain additional market exposure. Who knows, you might get credit especially when your customer recommends you to others because of your knowledge and helpfulness.