PEEPING TOMS MAY NOT BE HARMLESS
There are crimes known as nuisance offenses such as, a peeping Tom, a guy who goes around exposing himself, a burglar with a fetish or shoes or women's underwear. These are considered harmless criminals. But keep in mind that in a sizable percentage of cases, there is a likelihood that the crimes will escalate to something more serious. This isn't just a phase he's going through, you've got to apprehend the offender early on. He maybe working himself up to something much worse.