I don't know anything, but I do know that everything is interesting if you go into it deeply enough.
This usually is the point where measuring the world starts and big data is put into action. It begins with identifying statistically significant parameters. Try to understand what sets a successful contract renewal apart from those which did not renew. If you want to go beyond anecdotal evidence, a lot of data points are involved, but the effort is worth it. Aberdeen Group research states that Analytically Grounded Sales Teams average a 2.7 times greater annual increase in customer renewal rates. Meanwhile, such data analysis is well supported by BI tools or even Artificial Intelligence engines and it is backed by external business consultant experience.
Taking the recurring business scientifically to the next level implies a lot of work but it is the right choice in the digital era. Even if you decide to start small, next time you assess the feedback of your customer satisfaction survey with your teams, make sure you especially understand where the bullet holes are missing - it might well be your blind spot hiding the lethal risk to your business mission.