Whether there should be a minimum account size threshold below which the Know Your Customer requirements should be waived.

是否应该到了最低门槛面积低于了解客户的需求，应免除。

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In order to qualify for the bonus, the referrer must have an active One Financial Markets trading account with a minimum account balance of $500.

为了有资格获得奖金，推荐人必须有一个活跃的One Financial Markets的交易账户，并且最低账户余额达到500美元。

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The initial deposit required to open an account is a minimum 100 dollars.

开户需要的首笔存入额是至少100美元。

《柯林斯英汉双解大词典》

Regulators say holding back a small amount of customer cash would decrease the amount of capital that firms would have to hold in reserve and compare the idea to a minimum account balance required by banks.

WSJ: U.S. Sets Money-Market Plan

If Mr. Market trashes your investments in a sudden panic, your margin debts may be "called, " forcing you to sell some of your assets to sustain the minimum account values you committed to under the terms of the loan.

WSJ: The Intelligent Investor: Borrowing Against Yourself

Clients often equate a higher level of service with a higher account minimum, people in the industry say.

WSJ: Do You Make the Asset Cut?