A Rewe sign from Hesse is once again causing a stir and shaking the head. The note reads: "Dear customers, for hygienic reasons, we ask you not to put the empties in your mouth!" The Rewe team probably didn't know how to help themselves in any other way to take action against sloppy slips of paper.Reddit users are also scratching their heads.

"There's a story behind every sign. Honestly, I don't know if I want to hear this story," writes one.