How do I work my iphone 3g?

Do you know how much an iPhone 3G costs?

I have the iPhone right now, and have had it for almost a year. Should I get the iPhone 3G? What are all the differences?

The2g has a plastic back cover? And the 3g had an alluminon back cover? Can you get a 3g back cover what would fit a 2g so it...

Does anyone know about the camera quality of the new iphone 3g.Heard it is bad.It is just 2mp rt? Is there a flash in the iph...

Can you get the iphone 3g on contract for 15 to 20 pounds a month if you can what can you get it on eg:o2, 3, vodafone ect pl...

Whenever i try to work it, it tells me that its not available. but its got to be, cause its only my ipod that does it. could ...

regardless the price which is better in your opion >? becuase im decideding which one I want for my birthday and my mom said...

Ohkay so I got the msg from att that I can update to get mms on my iphone..soo I go and sync to itunes adn clic update and up...

You know the Apple iphone 3g 16gb, you know there back covers you can get it in black or white. can you change the back cover...

So i can have my own text tone not the ones already on it