Uber, for all its simplicity, was kind of a revolutionary concept. Everyone hates taxis, everyone's always on their phone -- go ahead and mash those two together into a limo service and watch the money roll in.

Which got us thinking: What else can this scheme be applied to? We put that question to our readers in our continuing quest to make enough money to have solid gold toilets at the office. The winner is below, but first the runners-up ...

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