(f) Whenever notice or correspondence with respect to a policy of portable electronics insurance is required pursuant to this section, or is otherwise required by law, the notice or correspondence shall be in writing and sent within the notice period, if any, specified within the law requiring the notice or correspondence. Notwithstanding any law to the contrary, notice and correspondence may be sent either by mail or by electronic means as set forth in this subsection. If the notice or correspondence is mailed, it shall be sent to the vendor at the vendor's mailing address specified for such purpose and to its affected enrolled customers' last known mailing addresses on file with the insurer. The insurer or vendor, as applicable, shall maintain proof of mailing in a form authorized or accepted by the United States Postal Service or other commercial mail delivery service. If the notice or correspondence is sent by electronic means, it shall be sent to the vendor at the vendor's electronic-mail address specified for such purpose and to its affected enrolled customers' last known electronic-mail addresses as provided by each enrolled customer to the insurer or vendor, as applicable. For purposes of this subsection, an enrolled customer's provision of an electronic-mail address to the insurer or vendor, as applicable, shall be deemed consent to receive notices and correspondence by electronic means. The insurer or vendor, as applicable, shall maintain proof that the notice or correspondence was sent.