Forget sales funnels for dummies: 10 Reasons Why You No Longer Need It
https://www.ifgoiano.edu.br/periodicos/index.php/multiscience/user/viewPublicProfile/590979
The purchase funnel, or obtaining funnel, can be a buyer centered marketing design which illustrates the theoretical shopper journey toward the acquisition of the goods and services. In 1898, E. St. Elmo Lewis