How to explain the situation of negotiating with the industry Committee to increase property fees?

1. Calculate the total cost expenditure and total income of the previous year and get the loss or surplus (this is the attachment);

2. The description of the situation mainly expresses the factors such as rising prices and increasing labor costs in recent years. In order to ensure the normal operation of the property, it is estimated that how much should be raised appropriately to make up for the loss.