Rick Segal has written an obvious post around a very easy to grok concept: VC's shouldn't steal entrepreneurs ideas. Seems intuitive, right? Let's see… VC steals entrepreneurs idea, word gets out, deal flow dries up. No more investments, no more investment fund….
Sometimes greed trumps common-sense. Without naming names, there's at least one firm that I would never do business with, having seen exactly that behaviour. My advice? Do your homework. Don't show all your cards on the first meeting. Wait until the signs of a real engagement are there, before revealing too much information.