What's Holding Back the marketing mix definition Industry?

https://www.edocr.com/v/ez4kooyn/m0mmbwl500/What-Freud-Can-Teach-Us-About-one-funnel-away-chal

The acquisition funnel, or paying for funnel, is really a shopper targeted advertising and marketing product which illustrates the theoretical customer journey towards the purchase of the products or services. In