4 min read
How do you lower nCAC on Meta?
The fastest way to lower New Customer Acquisition Cost (nCAC) is to fix Optimization Pollution by feeding Meta a "New Customer Purchase" signal rather than a general purchase event. By using Signal Architecture to filter out repeat buyers from the optimization loop, brands typically see an $18-35\%$ reduction in nCAC because the algorithm stops "drifting" toward existing customers.
