A high-tech key fob with a digital screen sounds and is pretty neat, but the BMW 7-Series’ new Display Key has an even neater feature, as it allows you to use it as a remote control to park your car ...

Most new cars on the market today come with a keyless fob you can use to unlock the doors and start your car without ever removing the fob from your pocket. But they can be bulky, and they're one more ...