Now that Americans are shopping in person again, it seems we’re seeing a lot of videos on social media showing customers lashing out at workers and insulting them over wearing masks or slow service.

The customer is always right. This is an adage that many entrepreneurs and businesses aspire to live up to. However, most entrepreneurs soon find out that customers can be difficult and irrational.

You have a great product or service, and you do your best to create an exceptional customer experience. Despite your efforts, though, you encounter difficult customers with more frequency than you'd ...