My brother once sent a letter by post to a friend; from Yokohama, Japan to suburban Sydney, Australia. He couldn't remember his friends address but he remember

My brother once sent a letter by post to a friend; from Yokohama, Japan to suburban Sydney, Australia. He couldn't remember his friends address but he remember the directions to walk from his friend's local post office; so that's what he wrote as the address, the instructions to walk from the post office to his friend's house. The letter was delivered just fine. In fact the story of its delivery made the front page of a national newspaper (Column 8, Sydney Morning Herald, national edition).