> When you wish to visit the bathroom do so on one of your strolls around the office. But then they will notice that your break did not coincide with the timer

> When you wish to visit the bathroom do so on one of your strolls around the office. But then they will notice that your break did not coincide with the timer, and (depending on the floor plan of the open office), that you did not head for a walk, but straight for the toilets.