Customer Acquisition Costs (CAC) matter in Amazon PPC advertising because they directly impact profitability and long-term business sustainability. CAC represents the total cost of acquiring a new customer, including ad spend, promotional discounts, and other marketing expenses. If your CAC is too high compared to your average order value or customer lifetime value, your campaigns may... https://www.brandscapeventures.com/blog/amazon-ppc-customer-acquisition-uk