Just get a high score you want to save (for bragging rights)? Or you want to save that 4 Square Check in?
Here is my favorite? Screen shot the bar code on your boarding pass in the email app. Then when you get to the event or airport, the barcode or QRCode is already in your “screenshots”, which is much faster to navigate to.
This quick Windows Phone 8 screen cast, shows how to take a screen shot, shows you where it’s saved on your phone, and also shared the photo up to facebook.
http://scottcate.looplogic.com/windowsphone-8-screen-shot