1: Know your lucky numbers
2: Know your unlucky numbers
3: Watch out for black cats
4: Toast with wine over water
5: Keep hats far from the bed
6: Avoid handshake mishaps
7: Limit dinners to a dozen
8: Singles: Steer clear of corners
9: Handle olive oil and salt with care
10: Bachelor or bachelorette? Avoid brooms
11: Touch iron, not wood
12: Respect the power of the pepper
13: Give the sign of the horn