(1) A member of an insurer may withdraw by surrendering the member's policy to the insurer for cancellation and paying all obligations then owed by the member to the insurer.
(2) The insurer may cancel the policy of any member for any cause considered adequate by the insurer and upon not less than 10 days' written notice in advance of cancellation delivered to the member or mailed to the member's last address of record on file with the insurer.