Lifetime Value (LTV) Metric is a financial measure that determines the value of customers to your business. It is calculated by taking the total revenue earned from a customer and subtracting all associated costs of servicing that customer. This metric helps businesses determine the maximum amount they can spend on advertising or marketing campaigns in order to acquire new customers and maximize their long-term profits. In short, LTV is a tool for businesses to measure their return on investment and make smarter decisions about how to maximize their profits.