申请10万点的spg biz,结果得到这个信息 based on your history with American Express welcome offers, introductory APR offers, or the number of cards you have opened and closed, you are not eligible to receive this welcome offer 我以前肯定没有拿到过这张卡,为啥不给welcome offer呢? 我现在有3张amex卡,需要取消一张吗?