Income & broker splits
Reconcile commission statements; track referral fees and desk fees.
Vehicle & travel
Maintain detailed mileage logs and appointment books.
Marketing & staging
Deduct signage, photography, ads, and staging materials as ordinary and necessary.
Entity & payroll
Consider S‑Corp election when profits justify salary/distribution planning.
Retirement & benefits
Solo 401(k) or SEP can shelter variable income; plan around peak months.