Amazing campaign, it is a few years old now but passed me by. The ability to enable a viewer to fill a virtual coke glass on a smart phone or tablet, drink it virtually and then receive a free bottle voucher. The video does it justice. 

It is a brave new world and the mind is the limitation to what marketing can look like. What can law firms learn from this? Interact with your potential clients, give something away to gain a client for the future. innovation is not just about your process changes, innovate the way you deal with the market and disrupt the normality.