I think the advantage of the psychological stereotype effect in hotel service and management is that it can improve the efficiency of hotel service and management. The disadvantage of the psychological stereotype effect in hotel service and management is the old-fashioned way of dealing with affairs, lack of innovation. Because the psychological momentum, refers to a particular activity of the state of readiness, is the past psychological activities can affect the future activities of the tendency, degree and mode. It can make us skillfully complete certain activities, saving time and energy. Therefore, the benefit of psychological stereotype effect in hotel service and management is that it can improve the efficiency of hotel service and management. And also because the tendency, degree and manner of future activities are influenced by the past, it can lead to the lack of novelty and innovation in the manner of future activities. Individual psychological stereotypes effect, because of the role of individual psychological stereotypes, resulting in the dissemination of information on the psychological activities of some special effects. It is widespread in people's psychological activities, due to the different psychological quality and cultivation of individual differences in the situation.