Why active-to-enrolled is the only ratio that matters
Cards issued is a vanity metric. The share of members who are actually active is the only number that tells you the program is alive.
When a loyalty program announces “12 million members,” it’s telling you the story of its sign-ups, not its health. The number that matters is never cards issued; it’s the share of those members who transacted in a recent window — the active-to-enrolled ratio. Everything else is accounting vanity.
The reason is mechanical. An inactive member generates no fresh data, no media margin, and no personalization signal. They inflate the reported base and dilute every average you compute on it. Worse, they hide erosion. A program can post double-digit enrollment growth while losing its best customers, because the inflow of dormant new cards masks the leak of high-value actives.
A useful benchmark: below 35% active over twelve months, the program is a graveyard of cards — it collects sign-ups but builds no habit. Between 45% and 60%, it works. Above 65%, you’re holding a real asset, where the data is fresh and the return mechanic bites. These aren’t universal constants, but the order of magnitude separates a living program from a stale contact file.
The implication for management is direct: stop rewarding your teams on enrollment volume and align them on reactivation and frequency. The right question in the room isn’t “how many members do we have?” but “what share transacted this month, and is that share rising?” A program is judged on its activity rate, the way a SaaS business is judged on net retention — and for exactly the same reason.