| 🫰 Popularity: |
Medium |
| 👦🏻 Typical age: | 36 |
| 💰 Budget: | $0 |
| 💸 Expenses: | No Physical Equipment Required |
| 👨💼 Moneytisation pottential: | Performing barbershop music shows or offering barbershop quartet training. |
| 📘 Best book |
Christmas Collection: Sing in the Barbershop Quartet, Volume 5
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