Much of the rest of the world has a decision to make when it comes time to flush. Fortunately, for us in the U.S. we don't need to choose as there is only one choice, though, annoyingly, some seem to be indecisive on even just that one choice. Americans spend enough time deciding Republican or Democrat, Apple or PC, over or under. And we certainly don't need yet another polarizing issue.
The button representing "more" is for a full flush. The button representing "less" is for a lesser flush. Also, the full flush button always seems to be on the right. Maybe that's standard? If so, that would explain how this guy made it out of the store:
The button representing "more" is for a full flush. The button representing "less" is for a lesser flush. Also, the full flush button always seems to be on the right. Maybe that's standard? If so, that would explain how this guy made it out of the store: