Defensive driving means "always expect the unexpected." The first step in driving defensively is to wear the seat belt. See Seat Belts.
Anticipate what they might do and be ready.
Distracted Driving
Drunk Driving#12-09-41-002A: Passenger Presence System (PPS) May Command Seat Belt Reminder Chime and Passenger Airbag Indicator On When Electronic Devices or Conductive...
Subject:Passenger Presence System (PPS) May Command Seat Belt Reminder Chime and PassengerAirbag Indicator On When Electronic Devices or Conductive Objects are Placed on FrontPassenger SeatModels: 2012-2014 Buick Verano2013-2014 Buick Enclave, LaCrosse, Regal2013-2014 Cadillac ATS, CTS, SRX, XTS201 ...