The 4Ps marketing mix (McCarthy) and the purple cow (Godin)

A differentiation strategy succeeds only when customers can recognise, access and value the difference. McCarthy’s marketing mix tests the commercial system around an offer; Godin’s purple-cow idea tests whether the offer and its story are remarkable enough to earn attention.

When to use it

Use these ideas to examine the marketing consequences of a profit-growth option, especially a new segment, changed price or differentiated offer.

Origins

E. Jerome McCarthy organised the marketing mix into product, place, price and promotion during the nineteen-sixties. The framework distilled a broader marketing-mix tradition into a memorable planning device. Seth Godin later used the metaphor of a purple cow to argue that safe, ordinary offers become invisible in crowded markets: the difference must be worth noticing and discussing.

The two ideas are complementary. The purple cow raises the standard for distinctiveness; the 4Ps determine whether that distinction is delivered through a commercially coherent system.

What it is

The wrong place prevents willing customers from buying. An excessive price suppresses demand, while a price that is too low may generate volume without an adequate margin. Weak promotion leaves even a relevant, available and fairly priced offer unknown. An early self-publishing example illustrates the interaction: Backing U! was offered at US$24.95 through Barnes & Noble and Amazon, but insufficient promotion contributed to poor sales.

Godin’s purple cow adds a sharper question: is there anything in the offer or customer experience that people would consider genuinely remarkable? Distinction need not mean novelty for its own sake. It should solve a meaningful problem or create an experience that the intended audience values enough to choose and, ideally, recommend.

The 4Ps marketing mix