Gibbs's Rules!

Rule #1: Never let suspects stay together.

Rule #1: Never screw over your partner. 

Rule #2: Always wear gloves at a crime scene.

Rule #3: Don’t believe what you’re told. Double check.
          
Rule #3: Never be unreachable. 

Rule #4: The best way to keep a secret? Keep it to yourself.Second best? Tell one other person - if you must.There is no third best.

Rule #5: You don’t waste good.

Rule #6: Never apologize — Its a sign of weakness.

Rule #8: Never take anything for granted. 

Rule #9: Never go anywhere without a knife. 

Rule #10: Never get personally involved on a case.

Rule #11: When the job is done, walk away.

Rule #12: Never date a coworker.

Rule #13: Never, ever involve a lawyer.

Rule #15: Always work as a team.

Rule #16: If someone thinks they have the upper-hand, 
…break it! 

Rule #18: It’s better to seek forgiveness than ask permission.

Rule #22: Never, ever bother Gibbs in interrogation.

Rule #27: Two ways to follow: First way, they never notice you, — second way, they only notice you.

Rule #35: Always watch the watchers.

Rule #39: There is no such thing as coincidence.

Rule #40: If it seems someone is out to get you, they are. 

Rule #44: First things first. Hide the women and children.

Rule #45: Clean up your own mess. 

Rule #51: Sometimes — You’re Wrong!