There are several procedures used in test marketing. The first is to provide free samples to which is attached a re-purchase coupon. A second method is to select a number of households that can be used as a panel, who will test out the product, then answer a survey on its effects as to the four variables. A RADICAL, if not costly method is to simply produce the product in quantity and introduce it to the market as with any household product. IF IT fails, the product is removed and another one is introduced. This biitzkieg approach was often used by Japanese