Jimmy Au’s world shrinks to about the size of a parking space whenever she gets home. Her cramped Hong Kong home is one of four units carved out of what was once a single apartment. Most of the space is occupied by the bunk bed she shares with her husband and son,

Tens of thousands of people in densely populated, land-poor Hong Kong live in tiny dwellings made by dividing up apartments, most smaller than a parking space. It's an affordable option for students and low-income families but can also mean banging shins in cramped and in some cases substandard living spaces.

Her cramped Hong Kong home is one of four units carved out of what was once a single apartment. Most of the space is occupied by the bunk bed she shares with her husband and son, and their sleep is often disrupted by neighbors returning late or heading out early.