You must sign an agreement and deposit money into a safe bank account or account with the immigration company to show that you have the funds to pay the service fee.

但你需要提前和我们签定一份合同协议，把钱存到移民公司的账号下或者是一个安全的银行户头下，以保证你有足够的钱来支付服务费。

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Immigration officials also defend the fee system, saying it provides spending flexibility, since revenues go up in proportion to any rise in applications.

移民局官员同样也维护该收费系统，认为它可以提供支出的灵活性，因为随着移民申请数量的增加相应的收入也会提高。

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Shadow Immigration Minister Chris Bryant challenged the validity of telling fee-paying overseas students to "pack their bags".

BBC: London Metropolitan University

Currently, the immigration and asylum tribunals system does not charge an appeal fee.

BBC: Immigrants to be charged for appeals

Previously, travellers from these countries could pay the fee using cash or credit card at the airport when passing through immigration.

BBC: New fees for visiting South America