The hallway storage looked straightforward. Then the builder asked whether the utility cupboard could be opened while the kitchen drawer was out. It could not.

The corrected section

We moved the cupboard front, reduced one drawer and drew both open positions. This added twenty minutes to the drawing and removed a daily annoyance from the house.

Since then, every plan includes the open dishwasher, the open cupboard and the person trying to pass with a laundry basket. That last figure is not to scale, but the laundry basket is.