It's bad luck to leave a house through a different door than the one used to come into it.
143
Once a wedding ring has been placed on the finger, it is considered bad luck to remove it.
117
Two people breaking a wishbone is said to lead to good luck for the person with the larger piece.
225
There are numerous sailors' superstitions, such as: it is considered bad luck for a ship to set sail on a Friday, to bring anything blue aboard, to stick a knife into the deck, to leave a hatch cover upside-down, to say "pig", or to eat walnuts aboard.
70
Amber beads, worn as a necklace, can protect against illness or cure colds.
89
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)
57
An acorn should be carried to bring luck and ensure a long life.
115
Some motorcycle enthusiasts hang a biker's bell from a portion of their bike to protect themselves from evil road spirits.
64