When I purchased my 2015 Ford C-Max from a Pennsylvania dealership two years ago, the salesman warned me there wasn’t a spare key.

That little remote packs a whole lot of power. Here's what you never knew about that humble key fob dangling from your ...

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My very first car was a 1997 Subaru Forester and all it came with was a simple turn key that both started the car and unlocked the door. But keys have come a long way since even my early driving days.