Hire a person to hire a person to do the job.
No joke.
Then when the murderer gets caught, they can only name the person who hired them.
And you'll have time to run away or whatever tf.. or to let that guy run away or to kill him.
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Even better, I read this one in a law book, I swear law books don't lie- it said, "The best way to avoid getting caught, is *the full version is available for premium users, please enter your method of payment to access it-*