What’s the difference between RFM and engagement scoring?
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Both RFM and engagement scoring rank subscribers by how valuable they are. They just measure different things and answer different questions.
RFM stands for Recency, Frequency, Monetary. It comes from direct mail and ecommerce and focuses on purchase behavior: when did someone last buy, how often do they buy, and how much do they spend? High RFM scores identify your most commercially active customers. It's primarily a revenue-intent signal, and it's most useful for deciding who gets VIP treatment, early access campaigns, or loyalty programs.
Engagement scoring focuses on email behavior: opens, clicks, time spent, content categories interacted with. It answers "who's paying attention to my emails," not "who's buying." A subscriber can score high on engagement and be a low-value customer (they read everything, buy rarely), or score low on engagement and be a high-value customer (they ignore most emails but buy consistently when they do open one).
The most useful approach is to run both and look for the intersections. High RFM plus high engagement: your best customers and most responsive audience, treat them carefully, don't burn them out with over-sending. High RFM plus low engagement: valuable customers who may be on the verge of churning, try a low-frequency re-engagement touch before you lose them. Low RFM plus high engagement: brand fans who haven't converted at scale. Good targets for a compelling acquisition offer.
For a practical starting point: if you're B2C with transaction data, start with RFM. If you're B2B or content-first, start with engagement scoring. Add the second layer once the first is working. The intersection is where the real insight lives.
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