I just want to add my two cents:

Just because you are a police officer and someone is wearing a suit or holding a gun, does not mean you are to shoot them with the intent to kill the instant you see them. You should always try to arrest the person first, unless the suspect is resisting or fighting back, as per the server rules under job description of police jobs:

I feel like this part of the server rules is largely overlooked by the majority of the playerbase, as for them to have plausible deniability when RDMing suits