From the Photos app you can email only up to five photos at once. Let me show you a nice little trick which will let you send more than five images in a single email.
Let me show you how to set up a Wi-Fi hotspot on Nokia Lumia 920 and other Windows Phone 8 devices so you can share the Internet to other Wi-Fi enabled devices.
Capturing a screen of your iPad into an image can be quite useful sometimes, without that option, making this tutorial would not be as simple as it was.
With time it can happen you have a bunch of installed apps on your Windows Phone 8 powered phone you never use anymore, I suggest you to remove them to free some of the storage.
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.