The study looked at what makes customers happy at Korean pork-belly restaurants. They wanted to see how satisfied people were with the service they got. They found that men and women might feel differently about the service. People who eat out a lot might have different opinions than those who don't. After visiting a restaurant, customers might have different levels of satisfaction. The study suggests ways for restaurants to improve based on what customers want. The study had some limits, like the type of restaurant and why people were eating out. More research is needed to understand these factors better.