Look at the candidate’s shoes.
And no, I don’t mean that they should be clean. Neither do I think they should look like that, at all. In fact, the guy wearing these kind of shoes turned out to be the biggest mishire, ever. So look at the shoes but more importantly: listen and trust your gut feeling.
If you’re one of those who live for joining startups and love wearing patent blacks – don’t forget it’s illegal to wear them in Cleveland, Ohio. Then again, that might have been the reason you started wearing them?