Update:
联系上卖家，已善意回应，并全额退款。
帐号的部分，卖家表示也许有入到黑分，目前他也是受害，导致帐号被锁；这个部分只能
请他再跟Hilton交涉
我自己的部分只能发几封求情信给hilton了，也是第一次利用官网point pooling，但牵
涉到有黑分，直接连坐罚被锁，不知道能不能网开一面了....
最后感谢卖家有诚意解决，也谢谢各位提供宝贵意见和分享！
※ 引述《wlcj (littlebeard)》之铭言：
: 以下分享惨痛经验...
: 之前在板上跟上站次数好几千的卖家，买了13万点HH，结果几天前突然帐号被锁住不能
: 登入，打去问客服说帐号被close，在跟Fraud department来回N封信后(大约两天一封)
: 终于有人愿意主动告知，而不是罐头信。
: We received notification that the points transferred into your Hilton Honors
: account were not authorized by the sender. As a result, the unauthorized
: points were adjusted and future reservations were cancelled.
: In order to reinstate your account, the original member you received points
: from would need to contact us through the preferred email address on file an
d
: confirm the transferred points were authorized.
: Please note, without an authenticated email from the original member your
: account will remain closed.
: 看起来只是被误认为偷点数，需要sender寄信给他们才会解开，我那时心想还不简单，
: 但是在对方寄信给hilton之后，还是帐号被锁，继续追问的结果(又过了3~5天)，结果
是
: 卖家点数来源被系统认定有问题
: Thank you for your email.
: Upon further investigation, your friend's account was also closed for
: fraudulent activity so any emails from your friend are invalid. The points
: transferred to your account were stolen from other accounts. All accounts
: involved in the transfer of stolen points are closed accordingly.
: 目前等待卖家回复中，不知道版上有没有其他受害者，希望大家以后买点要小心
: 我是觉得这真的很难预防，钞票还有验钞技术，点数要怎么分辨真伪@@ 有需要点数的
人
: 可能还是透过官方渠道吧
: ps. 另外有prepaid stay，因为封号hilton也把订房纪录取消，写信问饭店GM，回说
: As the reservation is a prepaid nonrefundable reservation I am afraid we
: cannot refund the balance. The reservation is still in the system, would you
: like me to cancel it or possibly move the dates to a more suitable date?
: 这下罗生门了，不知道大家有没有相关经验或建议?
: 谢谢!