acquire a lot of customers very efficiently First of all, people who don't pay are users, not customers. Secondly, how are conversion rates of less than 2% con

acquire a lot of customers very efficiently First of all, people who don't pay are users, not customers. Secondly, how are conversion rates of less than 2% considered efficient? In the freemium model, even if cost of customer acquisition (COCA) for a free "customer" can be considered to be zero, Life Time Value (LTV) is increasingly negative.