The door has been installed, what should I say to urge the customer to pay the balance?

Your product has been installed and there is no problem with the acceptance. You need to pay the final payment of ***** yuan. Thank you for your purchase and trust.

When ordering a regular contract, you can follow the steps to explain the payment time and order to the customer.

In addition, it can also be specified in the contract that the owner's key will be provided after the balance is paid after the installation is completed. In the early stage, it can be used by decoration key owners.