Final answer:
To notify the Commission of a change in residence and remove a for sale sign from an expired listing, a written notice must be sent within 30 days and the sign should be removed within 10 days.
Step-by-step explanation:
In order to notify the Commission of a change in residence, a written notice must be sent within 30 days of the change. Additionally, the for sale sign from an expired listing should be removed within 10 days. These requirements ensure that the Commission is informed of any changes and that the property is properly marketed.