How does push-button start work on cars?

Push-button start is standard on most modern cars, trucks and SUVs today. How does it work and is it better than ignition keys?
MotorBiscuit

‘Might save your life’: How to start a car with a dead battery in the wilderness

If your battery is dead, your safest option is to get a jump start from another vehicle. But if you’re truly stranded, roll ...
Jalopnik

Here's How Keyless Cars Can Start Even With A Dead Fob Battery

We really are living in the future when your car just magically knows you're there without you having to do anything. The jingling of keys used to be the universal symptom of turning a car on, but ...
thomas.letsgo on MSN

Cupra Formentor VZ – How to Start the Engine

A step-by-step look at how to start the engine of the Cupra Formentor VZ. This video highlights the push-button start process, integration with the car’s interior design, and the convenience it ...