: Lean your head toward the driver's side window and adjust the mirror until you can just barely see the side of your car.
Technology and mirrors are aids, but active awareness is required: MЕ•tvy uhol
Príručka bezpečnosti pri jazde pre nových vodičov - Redtiger EU : Lean your head toward the driver's side
: Always perform a quick head turn (shoulder check) before changing lanes to verify the area is clear, as mirrors can still have small gaps. MЕ•tvy uhol