Sleaze detector. Good, in theory. But does it really work?​Ever wish you could find out if the stranger sitting across from you is a total scumbag? Well, Intelius, a leading information company, had a great idea when creating DateCheck, its first free mobile application. Intelius already specializes in services such as background checks, with more than 8 million customers to date.John Arnold, cofounder and executive vice president of Intelius, believes we no longer live in Mayberry, where ev
