Section 015-20-III - PROHIBITION; INTENTA. Prohibition. No dealer and no retail store shall sell any regulated product or products as to which this chapter is in effect for less than the cost thereof to the dealer or retail store, with the purpose or intent to injure competitors or destroy competition.B. Intent. The Commission shall regard consistent and repeated advertisements, offers to sell or sales by a dealer or a retail store of any regulated product or products as to which this chapter is in effect at less than the cost thereof to the dealer or retail store respectively, the advertisements, offers to sell or sales thereby forming a pattern of sales below cost, as demonstrating purpose or intent to injure competitors or destroy competition.01- 015 C.M.R. ch. 20, § III