CPA (Cost Per Acquisition)
Brand awareness is nice, but conversions are better. CPA tells you exactly how much you paid for each customer generated by a creator.
Target CPA vs Actual CPA Calculator
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Improving CPA
If your CPA is too high, the issue is usually the brief. Did the creator explain the product well? Was the CTA clear? Did you provide a custom landing page? Ensure your contract mandates specific talking points.