Choose words and expressions that complement your business, brand and industry. As an example, a construction company would use words and expressions that convey high quality and solid workmanship; while a florist would use sensory descriptions that arouse smell and beauty.
It’s very important to thank your customers for waiting. Being on hold is not a desirable experience for anyone. The least you can do it thank your clients for their time and to help them not feel neglected.

When your customers are on hold, they’re essentially a captive audience. They’re already waiting to speak with you, so why not take advantage of that downtime and create a sales pitch that sells more of your goods and services while they wait?
The best hold music has few instruments and preferably only one. Simple music handles the change in quality better than a full orchestra arrangement. The latter gets distorted, particularly if it’s too loud for the phone to handle and clipping happens. No one wants to hear a dirge-like cacophony masquerading as “Pachelbel’s Canon in D.”