Remember, the 'customer' is always right. [=never argue with a customer]
He is one tough/tricky 'customer'. [=he is a tough/tricky person]
The company has good/poor 'customer' service.
(..) the bottom of a sixth-grader's desk? Okay. Hemp? Really? Yeah, I know. But you know what they say-- The customer's always right. Ooh! Speaking of customer, it's not too late to have a grand opening. I was thinking huge party, balloons, (..)2011 TvShow: Breaking Bad Title: Problem Dog Season: 4 Episode 7