Care Direct - Did you know that the marketing funnel model, with the 4 stages seen bellow, was created by Elias St. Elmo Lewis, at the end of the 20th century? | Facebook
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Lewis, E. St. Elmo (Elias St. Elmo), 1872-1948 | Digital Collections at the University of Illinois at Urbana-Champaign Library
Profuse services - The Evolution of the Marketing Funnel At the end of the 20th century, Elias St. Elmo Lewis created a model highlighting the stages of a customer's relationship with a
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