What are the sources of funds for property management in residential quarters?

2. Secondary pressurization fee;

3. Elevator maintenance fee;

4. Decoration management fee;

5, a variety of operating expenses;

6. Advertising fees;

7. Interest or investment income generated by the above expenses (such as renting vacant houses and selling houses, etc.);

8. Special service fees provided for the owner, such as household cleaning, housekeeping, nanny, nursing, factory maintenance, bodyguards, escorts, etc.