gre电话查分后的杯具生活！求助

额，不得不说电话查分之后满杯具的，visa卡莫名其妙被拒。发邮件问ets。得到回复如下。

Regarding your inquiry:

Please be advised that your scores by phone payment of $24 was declined by your credit card company. Your outstanding balance of $24 is currently due and includes a $20 declined payment fee. An invoice statement explaining this matter will be mailed to you.

Until this balance is paid in full, we cannot process any services to your account. To clear this outstanding balance, please send $24 by check, money order, or valid credit/debit card (American Express®, Discover®, JCB®, MasterCard®, or VISA®) to the following address.

GRE® Accounts
PO Box 6000
Princeton NJ 08541-6002
Fax: 1-610-290-8975
Phone: 1-609-771-7600

Your prompt attention to this matter is appreciated.

有两个问题想咨询下：
1，需要交费金额是24刀么，交完之后account是自动回复还是需要打电话让ets回复。
2，ets给的这个gre account是怎么用的啊，如果是用check的话要用到哪些信息呢。

万分感谢。