He would be more at home working for Jim's criminal enterprise than being a cop, but he is much more valuable as the inside man in the narc squad. Rene usually has to be prodded to reveal the information that he knows.
He would be more comfortable working for Jim's criminal organization than being a police officer, but he is much more valuable as an informant within the narcotics squad. Rene often needs to be prompted to share the information he knows.