A person who has made an offer to purchase an interest in an undivided interest subdivision may exercise the right of rescission granted by Section 11000.2 of the Code by giving written notification of the election to rescind to the subdivider at the place of business designated by the subdivider pursuant to Section 2792.31 of these regulations.

If the notice of election is by United States mail, it shall be considered given on the date that it is postmarked. If the notice is sent by telegraph, it shall be considered as given when transmitted by telegraph from the place of origin. If notification is by means of writing sent other than by United States mail or telegraph, it shall be considered as given at the time of delivery at the place of business designated by the subdivider.