"Most Effective" MOH:
How well does this on-hold production enhance the customer experience?
What level of desire does this on-hold production create to either learn about the product, buy the product, or respond to other calls to action?
How well does this on-hold production provide either educational information, calls to action or a specific offer?
How persuasive is this on-hold production?
When you think about “Most Effective”, how well does the copy, the vocal performance, the music and if applicable the sound effects support that idea?