While having a classic muscle car is a pretty cool thing, adding modern conveniences makes it even better. Let's face it: Using a key to unlock the door is not that bad when it's just you getting in ...

Add Yahoo as a preferred source to see more of our stories on Google. How often do you find yourself stranded outside your own home, searching frantically for keys in your pockets? Or maybe you have ...

How often do you find yourself stranded outside your own home, searching frantically for keys in your pockets? Or maybe you have to grudgingly go all the way back to the parking lot every time you ...