Since you are probably working with a group of students or a music-minded community that needs to raise money for equipment or a trip you all are taking - a group event is the best way to go to fundraise. It allows you to entertain others and show off your group's skills. I think most people are more likely to pay for an event to be entertained, rather than pay for a raffle or t-shirt that they've done many times before.
In researching choral concert series for you all to attend, I was wondering what it took to put on your own choral concert series in the summer. NPR has this great article on "Eight Things You Need to Know Before You Start a Music Festival". These three stood out to me:
- Do Your Homework
- Get Some Help
- Learn To Let Go