The FCC (Federal Communications Commission ) estimates...
An improvement of one minute for 9-1-1 response time would save 10,000 lives in the US annually. Intending to prevent such issues the fire and police department together with many other nonprofit organizations create codes and rules for the local building owners to provide and inspect annually to the safety of the in-building occupants, is crucial that all the buildings be verified often checking the area coverage preventing unpredictability and in case the building doesn’t comply with the public safety requirements the building owner will need to provide a BDA system to fix the coverage within the building.