The corridor is the most expensive room in the building.
The corridor generates zero rent. Drag its width — watch rentable area shrink and cost-per-unit climb. Toggle single vs double-loaded to see the difference compound.
5.0
65
Corridor SF/floor
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Efficiency
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Lost rent/floor/yr
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Units/floor
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Every inch of corridor is money that goes nowhere. The corridor doesn't house anyone — it just connects the people who pay rent to the people who collect it.