My iPhone won't let me do anything?

It says 'This iPhone hasn't been backed up. Backups happen when this iPhone is plugged, locked and connected to Wi-Fi'. I keep pressing ok but nothing happens.

Video editing apps for iPhone?

So, I'm making a video, and in it, I hold up pieces of paper that I write on, and I wanna record it using the front camera, but when i do, the words are backwards. Is there any app that I can use to take the video I Make and mirror it so that the words are correct?

Clash of clans hacks/glitches?

Does anyone know of any hacks/glitches for clash of clans on iPhone? I don't want to download anything but I will if you can assure me it won't give me a virus and ruin my computer, plus I don't want to jailbreak my iPhone

Can i buy an iphone online and use it for sprint?

Someone stole my iphone, so i'm using my blackberry temporarily. They told me i can get a new one at full price. I'm not paying how much it is. Can i buy the 4s from apple.com for $100 sprint and have it activated?

How to create apple account?

I had an iPod that I had my own apple account on. Recently I have gotten an iPhone and given my brother my iPod. I was wondering if there's anyway that I can make him a new apple account so that we won't have to share one.

How to take the screen cover off an iPhone?

Not the screen protector but the coloured thing that goes around the outside of the screen. Like this -

.html? O=0&newest=1

I was gonna buy one o these for my cousin but she likes to change her cases frequently. So is it easy to peel off?

IPhone says that it has no number?

I received a new iPhone in the mail and switched all of my data to it. However, although the new one has service, it says that it has no number. So my old iPhone is receiving all of my texts and calls.

What should I do? Or will my number be transferred to the new phone once I send the old one back to Verizon?