When it comes to reducing involuntary churn, personalized dunning emails can be a game-changer. A dunning email is a communication sent to customers whose payments have failed, reminding them to update their payment information or settle their balance. While this may sound simple, the way you approach dunning emails can make the difference between retaining a customer and losing them for good. In this article, we’ll explore the best practices for creating personalized dunning emails that work and provide examples to inspire your own efforts.