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Resurrection Campaign

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A resurrection campaign is a targeted effort to win back dormant or churned users by re-engaging them with relevant value, often via email or push. It matters because reactivating known users is usually cheaper than acquiring new ones.

Why it exists

Every product accumulates dormant users who signed up, used it, then drifted away. Acquiring brand-new users through paid channels is expensive and slow, while dormant users already passed the awareness and signup hurdles. A resurrection campaign exists to recover that latent value cheaply, treating churn as recoverable rather than permanent.

The mental model

Think of your user base as a funnel with a leak. New users enter, some activate, some retain, and a steady stream goes dormant. Resurrection is a pump that pulls users back up from the dormant pool. The core inputs are recency (how long since they were active), prior engagement or spend (how valuable they were), and the lapse reason. You match each segment with a reason to return.

How it works

First, define dormancy precisely, such as no session in thirty days for a daily-use app. Segment the dormant pool by past behavior and lifetime value. Craft messages tied to genuine new value: a feature they requested, content matching their interests, or a time-limited incentive. Deliver across owned channels like email and push, respecting frequency caps. Track a resurrected cohort separately and measure whether they re-retain rather than just open one message.

When it matters

It matters most for products with episodic or seasonal usage, large historical user bases, and reliable contact channels. It matters less when dormancy correlates with permanent loss of need, or when you lack consent to message lapsed users.

A concrete example

A fitness app notices users who stop logging workouts for sixty days rarely return on their own. It launches a resurrection campaign emailing the ninety-day-dormant segment a personalized recap of their past streak plus a new guided program. Roughly one in eight reopens the app, and the team tracks that cohort's thirty-day re-retention to judge whether the win-back actually stuck.

Interview question

When evaluating whether a resurrection campaign succeeded, which signal best indicates genuine value rather than a vanity spike?

  • a.The number of dormant users contacted
  • b.The total send volume across all channels
  • c.The open rate of the win-back email
  • d.Re-retention of the resurrected cohort over the following weeksCorrect
Why?

Sustained re-retention shows users actually returned to active use, the real goal. Open rates and send counts measure delivery and curiosity, not durable reactivation, so they overstate success.

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