If your passport expires within six months and you need to keep your passport valid for an emergency, you can ask the consulate to extend the expiration date. The extension amends the expiration date for up to one year and takes place immediately.
The iPhone 4S Zoom feature lets you enlarge the screen even more than the standard unpinch gesture does. The Zoom feature enlarges the contents displayed on the iPhone screen when you double-tap the screen with three fingers. Tap the Settings icon on the Home screen and then tap General.
Since the camera is the G4's most outstanding feature, the smartphone lets you get to the camera app quickly: just double-click the volume down button to open the app, and click it again to snap a photo. The double click option is neat -- but it only works if the phone screen is locked.