YSK if you have a bill unknowingly sent to a debt collector, call the original source of the bill and pay through them if possible
from /r/YouShouldKnow
YSK如果你的账单在不知情的情况下被寄给了讨债人，请打电话给账单的原始来源，并尽可能通过他们支付。
YSK如果你的账单在不知情的情况下被寄给了讨债人，请打电话给账单的原始来源，并尽可能通过他们支付。
YSK if you have a bill unknowingly sent to a debt collector, call the original source of the bill and pay through them if possible
from /r/YouShouldKnow