At the time of mailing the notice required by Section 18606 or 18608, the employee of the company who is doing the mailing shall prepare and sign an affidavit setting forth the following:
An affidavit of mailing, prepared as prescribed in this section, shall raise a rebuttable presumption that the notice was mailed to the addressee stated in the affidavit.
Ca. Fin. Code § 18611