11 Ways to Completely Sabotage Your marketing manager

https://www.scribd.com/document/414083948/The-Biggest-Problem-With-clickfunnels-pricing-comparison-And-How-You-Can-Fix-It

The purchase funnel, or purchasing funnel, is a buyer concentrated advertising design which illustrates the theoretical customer journey towards the acquisition of the service or product. In 1898, E. St. Elmo