Keywords: perth Americans generally find the message "this door is alarmed" entertaining, suggesting that the door is frightened. In the U.S. the message is usually "Do not open, alarm will sound." CC0 waiver: To the extent possible under law, I waive all copyright and related or neighboring rights to this work. Americans generally find the message "this door is alarmed" entertaining, suggesting that the door is frightened. In the U.S. the message is usually "Do not open, alarm will sound." CC0 waiver: To the extent possible under law, I waive all copyright and related or neighboring rights to this work. |