Profitable customer

Profitable customer is a person, household, or company that over time yields a revenue stream that exceeds by an acceptable amount the company's cost stream of attracting, selling, and servicing that customer.

Definition

According to Marketing Management by Keller and Kotler (15th edition),

Profitable customer. A person, household, or company that over time yields a revenue stream that exceeds by an acceptable amount the company's cost stream of attracting, selling, and servicing that customer.