With the improvement of people's living standards, the requirements for the level of property management are constantly improving. In order to cater to consumers and ensure the sale of buildings, developers often exaggerate the publicity and make unrealistic promises to property management. Property management companies are unable to fulfill the promises that they did not make. After the owners enter, they find that the actual situation is far from it. Therefore, the owner refused to pay the property management fee to express his dissatisfaction with the property management company as the object, as a means to recover the loss