After arguing for hours if you should do this or that, you run out of patience … It's normal, don't worry. But instead of being you the one who freaks out, point at this sticker which you smartly put on the wall: "Just ask your f***ing customer!".
Buy a single sticker for you, a set of 10 for your colleagues or a 100-pack for all your students.
|Size||10.5 x 3.5 cm|
|Color||Black on neon yellow|