用虚拟的地址邮寄明信片，最终退回到自己手中。

Mail a post card to a fictive address, it end up to go back to the sender.

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尽管不清楚修改行为到底发生在邮寄明信片过程中的哪个环节，但Zisko还是向加拿大邮政提出投诉。

While it remains unclear where exactly in the mailing process the postcard was tampered with, Zisko has filed a complaint over the incident with Canada post.

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直接邮寄广告包括简讯、明信片及特别活动推广。

Direct mail includes newsletters, postcards and special promotions.

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