In Montreal’s ‘steepest subway station’ (think Parliament Station, for us Melbournians), Canadian sports retailer ‘Sports Experts’ encouraged commuters to take the stairs instead of the escalator.
They did this by installing a thermal imaging device, and rewarding commuters a higher body temperature with a greater discount. Check out the video below.
Have you seen what Asics did with thermochromic ink? The creative behind this type of work tends to look pretty cool. You can read about it here.