In all the above illustrative situations it should be recognized that advertising is not an operating method to be considered as something apart, as something whose profit value is to be judged alone. An able management does not ask, "Shall we use or not use advertising," without consideration of the product and of other management procedures to be employed, Rather the question is always one of finding a management formula giving advertising its due place in the combination of manufacturing methods, products form, pricing, promotion and selling methods and distribution methods. As previously pointed out different formulae