reading the signal…
Signals / Event / Building permits stream
in Minneapolis, MN·counted·14K all time
An official document allowing a building’s occupancy or use, typically printed on a certificate with property details.
Counted, not streamed: Occupancy Permit has no time series, so it is read as a footprint across places. All-time count by city.
Things that happen: permits, collisions, crimes, inspections. All-time counts.