People have been putting bumper stickers on their cars since the 1940s, when a Kansas City screen printer named Forrest P. Gill invented them. Gill got his hands on some adhesive-backed paper and ...

If you've ever tried to peel a sticker off a car, then you know how frustrating it can be. The most annoying part is that it seems and often starts out as a simple job, but quickly turns into a sticky ...