Focussing on your involvement as a volunteer can you think of,

• What went well and we should keep doing
• What didn't work well and should be improved
• Any new ideas which would improve the events and your involvement as a volunteer.

As a prompt, here are some aspects you might focus on,

• Planning and preparation
• How things went on the day
• Interaction with participants
• Safety
• The venue
• etc...

We don't need an essay, just points that come to your mind.

(... you can expand the text box by clicking the bottom right corner and dragging it down.)