> Morally the customer isn’t always right The customer isn't always right regardless of metric. That saying is just a distilled version of "treat your customer

> Morally the customer isn’t always right The customer isn't always right regardless of metric. That saying is just a distilled version of "treat your customers right even when they're wrong and you will gain more than you lose". But it's a choice the shop makes, it's not a law. And many customers (try to) abuse it.