This month, we get some much-needed guidance from CloudKPI co-founder Maeve Kneafsey on counting customers, measuring churn, and calculating customer acquisition cost (CAC) — it’s not as straightforward as it sounds. Should you count customers by contract, for example, or by logo? Should you keep your eye on both counts, and if so, to what end? We explore these and other nuances around summarizing SaaS performance.