In Asia, the digit 4 never appears in any Nokia handset model number, because 4 is considered unlucky in many parts of Southeast/East Asia.
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If one walks underneath an open ladder it is said to bring bad luck. Sometimes it is said that this can be undone by immediately walking backwards back underneath the ladder.
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Once a wedding ring has been placed on the finger, it is considered bad luck to remove it.
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Placing keys on a table is considered unlucky. (Sweden)
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According to an age old custom, carrying a dead shrew in your pocket wards off rheumatism!
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In some parts of England, rum is used to wash a baby's head for good luck.
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If you catch a falling leaf on the first day of autumn you will not catch a cold all winter.
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Before traveling a person should, apparently, sit on their luggage. (Russian)
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