Final answer:
To inform the board about a change of residence, office address, and telephone number, a written notice must be sent before 30 days.
Step-by-step explanation:
To inform the board about a change of residence, office address, and telephone number, it is required to send a written notice before 30 days. Failure to do so may result in a penalty. The exact amount of the penalty is not provided in the given information, so it would depend on the specific policies of the board or organization.