Summary: In some parts of Seattle and San Francisco, developers can build more densely than the law would typically allow if they build what's called a POPOS. That's a Privately-Owned, Public Open Space. It's kind of like a park, only it's not. There are stricter limits on what kind of behaviors will be tolerated. So exactly how public is this public amenity? Today on KUOW Presents , 99% Invisible producer Stephanie Foo tries to get kicked out of one of San Francisco's POPOS. Seattle's POPOS can be
