BPC § 17533.8

(a) It is unlawful for any person to offer, by mail, by telephone, in person, or by any other means or in any other form, including over the Internet, a prize or gift, with the intent to offer a sales presentation, without disclosing at the time of the offer of the prize or gift, in a clear and unequivocal manner, the intent to offer that sales presentation.

(b) This section shall not apply to the publisher of any newspaper, periodical, or other publication, or any radio or television broadcaster, or the owner or operator of any cable, satellite, or other medium of communications who broadcasts or publishes, including over the Internet, an advertisement or offer in good faith, without knowledge of its violation of subdivision (a).