Cal. Business and Professions Code § 17030 : California Business And Professions Code — General Business Regulations — Unfair Trade Practices — Definitions — "Loss leader" defined Date: 15 Sep 2016 TEXT PDF Current through the 2016 Legislative Session "Loss leader" means any article or product sold at less than cost: (a) Where the purpose is to induce, promote or encourage the purchase of other merchandise; or (b) Where the effect is a tendency or capacity to mislead or deceive purchasers or prospective purchasers; or (c) Where the effect is to divert trade from or otherwise injure competitors. Ca. Bus. and Prof. Code § 17030