How to calculate the property fee if the developer notifies others in advance?

Legal analysis: the property fee paid in advance shall be paid from the date of delivery. The owner shall pay the property service fee in accordance with the provisions of the property service contract. If the owner and the user of the property agree that the user of the property shall pay the property service fee, the owner shall bear joint and several liability from the agreement. Property that has been completed but has not been sold or handed over to the property buyer shall be paid by the construction unit.

Legal basis: Regulations on Property Management

Article 7 Owners shall perform the following obligations in property management activities: (1) Abide by the management statute and the rules of procedure of the owners' congress; (two) abide by the rules and regulations of the use of * * * parts and facilities, the maintenance of public order and environmental sanitation in the property management area; (three) to implement the decisions of the owners' congress and the decisions of the owners' committee authorized by the owners' congress; (four) in accordance with the relevant provisions of the state to pay special maintenance funds; (five) to pay the property service fee on time; (six) other obligations stipulated by laws and regulations.