An eCommerce marketing funnel is a strategic framework that maps out the complete customer journey from the moment someone discovers a brand to the point where they become a repeat customer. Running isolated campaigns without connecting them into a coherent system leaves revenue on the table. Without a structured funnel, marketing data doesn’t present itself naturally and it becomes hard to understand where and why customers are losing interest. This post walks through all five funnel stages, awareness, interest, consideration, conversion, and loyalty, along with the key metrics brands should track to measure funnel health and identify where drop-off is happening.