Only a bank officer (that is, a parent) can change the interest rate, set up a new account (and the initial balance), or close anaccount.
只有银行主管人(即家长)能够更改利率,设立新帐户(和初始余额)或者关闭帐户。
2
You could seamlessly provide a secure link between the in-game existence and his account, so that use of the scrip in the game immediately translates into anaccountbalance change.
For example, the retrieval of anaccountbalance from a user portfolio would be a provisioned service, as the account balance to retrieve must be determined.