Well, it depends. Some crime stories are based on actual cases, but many are made up to entertain or thrill the audience. There's no one-size-fits-all answer.
In many cases, crimes depicted in various forms of media might have elements drawn from real-life incidents, but they could also be heavily fictionalized for entertainment or narrative purposes. So, it varies.
In many cases, true crime stories are based on real events and facts. But sometimes, there might be some dramatization or artistic liberties taken for the sake of storytelling.
Sort of. While it takes inspiration from real-life events, some artistic liberties might have been taken for dramatic effect and to make it more engaging for viewers.