Opening an umbrella indoors is said to result in 21 days of bad luck. Some traditions hold that it is only bad luck if the umbrella is placed over the head of someone while indoors.
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Amber beads, worn as a necklace, can protect against illness or cure colds.
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It is bad luck to put new shoes on a bed (or a table) (comes from the tradition of dressing a corpse in new clothes and shoes and laying them out so everyone can give their respects) - (UK)
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An acorn should be carried to bring luck and ensure a long life.
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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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A single magpie is considered a sign of bad luck. A Guide to the Scientific Knowledge of Things Familiar recites an old proverb concerning the incidence of bad weather when magpies forage alone and a possible scientific explanation for this.
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