James Green, MD of Quote&Buy, gave a harsh lesson in the “do as I say, not as I do” school to brokers on Monday. He asked the audience to turn off their mobile phones before he began his presentations, sending the assembled masses scrambling into pockets and briefcases. Just as he began to speak, one of the hated machines immediately erupted into song. Whose was it? You're right, it was Backchat's chum, the red-faced James Green.