Gibbs Rules

"Number 1 supersedes all of the others."

1. Never let suspects stay together. (Yankee White)

2. Always wear gloves at a crime scene. (Yankee White)

3. A. Never be unreachable. (Deception, 3.13)

3. B. Don't believe what you're told, always double check. (Yankee White)

4. If you have a secret, the best thing is to keep it to yourself. The second-best is to tell one other person if you must. There is no third-best. (Blowback, 4.14)

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6. Never apologize. It's a sign of weakness. (Flesh and Blood, 7.12)

7. Always be specific when you lie. (Reveille)

8. Never take anything for granted. (Probie)

9. Never go anywhere without a knife. (One Shot, One Kill and Missing)

10. Never get personally involved in a case. (Obsession, 7.21)

11. When the job is done, walk away. (Semper Fidelis, 6.24)

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12. Never date a co-worker. (Enigma)

13. Never ever involve a lawyer. (Collateral Damage, 6.07)

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15. Always work with a team. (Leap of Faith)

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18. It's better to seek forgiveness than ask permission. (Silver War)

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22. Never interrupt during an investigation. (Smoked)

23. Never mess with a Marine's coffee if you want to live. (Forced Entry)

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26. Never apologize -- it's a sign of weakness. (Forced Entry, 2.09)

27. There are two ways to follow someone: first way they never notice you. Second way, they only notice you. (Jack Knife, 7.15)

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38. Your Case, Your Lead (Bounce, 6.16)

39. There is no such thing as coincidence. (Obsession, 7.21)

40. If it seems like someone's out to get you, they are. (Borderland, 7.22)

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44. First things first, hide the women and children. (Rule Fifty-One, first mentioned in 7.23)

45. If you get held up at customs, use Gibbs' name. (Rule Fifty-One, 7.24)

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51. Sometimes you’re wrong. (Rule Fifty-One, 7.24)