Those who work for tips are at the mercy of their customers. Sometimes, p...  ...money. The people who made these signs for their tip jars are attempting to use humor to inspire generosity...  ...best approach. See an amusing collection of these tip jar signs here.

I’d put in something -wouldn’t you? Th...  ...-wouldn’t you? This Game of Thrones-themed tip jar is obviously working for someone. Posted at reddi...  ...ow just one of a Buzzfeed collection of 27 clever tip jars