Set aside 25% of every commission, the day it lands. You're 1099.
Keep $10,000 back for chargebacks and slow months.
Clear chargebacks in full, that same week Never let one sit. Carriers report debt to each other — a vector follows you to every carrier you try to contract with.
An LLC can probably wait Most agents don't see much benefit until somewhere around $250k a year. Worth asking an accountant before you set one up.