At any given time you can reset your Nexus 4 smartphone to the factory default settings, meaning you will bring your phone back to the same state as it was on a day when you took it out of the box.
You can organize your apps in so called folders on your Nexus 4. For instance you can put all your games into a games folder and this is how you do it.
A great deal of smartphone of today enable you to create your personal Wi-Fi hotspot and iPhone 5S certainly is not an exception. Let me show you how to turn your iOS 7 powered device into a wireless hotspot.
Let me show you how to add a Google account to a Samsung Galaxy SIII so you can read you Gmail email, download apps from the Play Store and synchronize you Google Documents.