The touch screen on a Garmin works by responding to pressure that is appllied to the screen.
You touch it with your finger or a stylus.
the screen consists of an exclusive layer which is responsible for the touch to work
Take off the sticker.
calibrate the screen
Ipod Touch
No they work on alot of phones. Usally touch screen but some touch screen don't have it. So no they don't work on any phones
Isn't it obvious. You just have to touch it with a touch of a finger.
Some do,not all of them
It depends whether that touch screen phone is compatible with itunes, such as the Iphone.
The case is touching the screen.
No, you cannot. iPod touch apps will only work with an iPod Touch or iPhone - no other touch screen mp3 player.