Glossary

Churn

By
Jademi Jude
00
Minutes read
June 27, 2025

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Churn Definition

Churn, also known as customer attrition, measures how many customers discontinue their relationship with a brand within a specific timeframe. High churn rates indicate dissatisfaction or ineffective retention strategies, affecting revenue and growth.

How Churn Works

  • Companies track customer retention metrics regularly.

  • Churn is calculated as a percentage of lost customers versus total customers.

  • High churn signals issues in product, service, or engagement efforts.

  • Retention programs aim to reduce churn and increase customer lifetime value.

Example of Churn

A subscription service identifies rising churn rates and implements loyalty incentives and personalized offers to retain customers.

Why Churn Matters in Advertising

  • Impacts revenue by highlighting customer retention challenges

  • Reducing churn improves lifetime value and profitability

  • Guides improvements in product, service, and marketing strategies

  • Essential for sustainable growth and campaign ROI

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