Face it: All your coolest friends are really good at vape tricks, and you can’t even manage a single ring. You’re sitting there blowing smoke out both ends wondering how the heck this stuff ...

If there’s one vape trick that always impresses, it’s the smoke (well, vapor) ring. Not only is it one of the more impressive tricks, but it’s easy to learn and master with little guidance ...

Until today. It’s a pretty specific trick: if you’re locked outside a door, but the door has motion sensors on the other side, you can vape through the crack to open that door.