Bitesize Business English Lesson #27: Customer

The video tutorial explains the concept of a customer, highlighting different types such as loyal, satisfied, and regular customers. It emphasizes the importance of customer satisfaction and introduces the idiom 'the customer is always right' to stress the significance of keeping customers happy in business practices.

Explain the term 'once in a blue moon' in the context of customer visits.

What is the significance of the phrase 'the customer is always right'?