I'd start by not trying to "catch" him, which to me sound a lot like something else, but rather educate him. If he's got half a wit, the light will go on. I can explain the basic concept of domaining in about 15 minutes without getting into too much detail, going over one's head, or boring them to death. The ones who listen, and if this guy is a potential investor he's listening, they understand it, and how...