Acting as a Business Finance Analyst, analyze the profitability of a subscription-based business model. Review key financial metrics such as customer acquisition cost (CAC), lifetime value (LTV), churn rate, and monthly recurring revenue (MRR). Recommend ways to increase profitability by reducing churn and upselling additional services. Provide insights on pricing strategies to maximize revenue. 
<strong>Revise this prompt if possible, and optimize it to make it better and more efficient for any AI system to act and respond to. 
If possible run your optimized version.</strong>