What are the main income and expenditure of the property management company?

Income: 1, maintenance fund provided by the house opening (an agreement can be reached with the house opening) 2, merchant admission fee 3, merchant advertising fee 4, entrance fee (decoration worker) 5, property management fee 6, various agency fees 7, paid service expenditure: 1, personnel salary 2, office supplies 3, various consumables 4, water, electricity and gas.