my future interveiw with VALVE

i am gonig to interveiw an employey at the compony VALVE. thiss interview will help me get some real world advice about making games and about hanling the convention craze. fist quesion would be what does the company do when there seting up for the con. second quesion is whats the philosophy at the valve co. third is how do you feel when a game is ready to ship. forth is when your in devlopment what is thing you think about the most.