On the palm of your hand, it shows that the advance payment and available balance are 13000. What does that mean?

The advance payment is the available balance of the account.

The advance payment is the account balance, and the balance that Palm Connect can consume is 13000.

Palm will continue to use GPS positioning service, and assign receiving tasks and scheduling tasks to users during the use. Switching to the background will continue, which will consume more power than other operations and affect the battery life.