| He broke an unwritten rule for Aberdeen players in being unabashed about his fanaticism for Celtic during his Dumbarton upbringing. |
| As if by some unwritten rule, Ontario gets better treatment for Hydro One, and Quebec gets penalized. |
| Still, most catchers feel compelled to observe the unwritten rule about not talking to a pitcher when he has a no-hitter or perfect game working. |
| It's an unwritten rule of weddings that you don't upstage the bride on her big day. |
| It is an unwritten rule that the chairman of the largest political group in the House is appointed chairman of the Committee. |
| I've come to the conclusion that they are invoking an unwritten rule, a rule with broad application and ramifications. |
