Here’s a nice short article by Tomasz Tunguz about the intricacies of calculating customer churn rate and the related lifetime value. I like this article as Tomasz does not go too deep on the math behind this and instead focuses on high level scenarios where churn rate can vary dramatically. He then links to other resources if you want to get nerdy with the math.
With all warning signs pointing to recession, many companies are looking at ways to reduce costs. For those in the consumer products or ecommerce sector they might specifically be searching for ways to reduce inventory costs: 1). Leverage your data to optimize your inventory management, 2). Forecast your true demand and, 3). Bundle dead stock to sell.