Safety
- emergency escape opening
- smoke alarm in the room
- CO alarm outside the room
- door that opens freely
A bedroom is a place to sleep, dress and get out safely in a fire. What makes a room legally a bedroom is the escape window and the smoke alarm, not the closet.
A bedroom is defined by safety and comfort: a way out, an alarm, light, air and heat. Closets are expected by buyers, but they're not what makes it a bedroom in code.

The rest of Bedrooms + closets: 7 more spreads, 41 drawings and 36 code citations, plus every other chapter, is part of the full fieldbook.
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