Therefore, lounge provides them a place not only for waiting and relaxing before and after the meetings but also gives them a suitable environment for having a meeting in the lounge. Moreover, family is another main customer because they can meet and have some small portion foods and drinks right after they check-in into a hotel. Ritz-Carlton Hotel’s Lounge (SF) is open 24 hours a day and 7 days a week, which mean they are operating every day. Thus, they can satisfy customers’ needs and…