回复：请教个位老师有关父母绿卡问题

刚收到签证中心的两封信，要求交88元担保申请费。两个invoice number分别属于父母一人一个。我先付了一个，receipt 上显示 1

Fee for two related case. 请问两人要各交一次，还是一次管两个。
-It seems one fee for two cases, but you had better call NVC to confirm it (tell them your receipt showed one fee for two related cases, and whether it is true).