If setup and used properly live web chat is a great customer service option for your e-commerce site. It has low usage among consumers (24% used in the previous year) but it has a higher level of satisfaction for customer support than email, social media and even phone. Don't show it if no one is there. We have all seen the "Live support not available" graphics on web sites and this just seems so last decade to me. If no one is there, just replace the graphic with something else. It is...