Dealing with churn, is one of the most important elements of building a subscription business. While some churn is inevitable over time, too much churn indicates a more fundamental problem: customers aren't finding value in your product.
I wrote an article over at GigaOm on this subject including some examples about how to reduce churn from my experience at MySQL and Zendesk.
Having churn is like rowing a leaky boat. After a while, you spend more time bailing water than moving forward. By contrast, organizations that focus on reducing churn will find that their revenue grows every