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.
A simple Photoshop tutorial, where you may learn how to expose an object by leaving it in color while turning the rest of the photo black and white or sepia.
Great website where you enter your iPhone or Android phone's IMEI and find out when your repair and service warranty is due and whether your device is locked on unlocked by the carrier.