This article looks at ecommerce marketing as a connected system, not a list of...

https://source-wiki.win/index.php/How_Do_I_Build_a_Marketing_Plan_That_Improves_Efficiency_Over_Time%3F

This article looks at ecommerce marketing as a connected system, not a list of separate campaigns. It explains how acquisition, conversion, and retention affect one another, and why teams should track CAC alongside AOV and repeat purchase rate