What is your big bet for your startup idea. What is your magic insight?

We launch our Marketplace for sign-up in 5 days come July 17th. Ours is that as the cost of living has skyrocketed over the last decade and salaries have remained relatively flat, many professionals are in a position where they need or would like and be open to supplementing their income. Would love to hear your magic insights as well as thoughts on ours