Sometimes, an error is so obvious that you wonder if they really knew what they were supposed to do. Other times, the mistake you made is one that you could easily have made.
1. A signal that confuses
2. How will the two men do when …
3. An unsafe emergency exit
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4. An impossible door to close
5. And how does the car park this family?
6. A half-enclosed house
7. It was cheaper to cut the door
8. The most dangerous playground
9. A small calculation error of the bridge
10. Taking money out of this ATM is almost impossible