What do you do if you don't have a warranty on your iPhone?
The iPhone is more expensive and not as goodAlso you need to have AT&T
You just synced your iPhone 3G and dont have all your txt messages how do you get them back?
Check the user manual before your use the product
You dont have a sim card but can you still use your iPhone as a camera?
You can get it from: 02, Vodafone, Orange, Tesco Mobile
If you use maps on your 3g iPhone do you get charges if you dont have the data plan?
oh yes! It has happened to me! Get the data pack!
Can you use someone else's iPhone warranty to fix your own iPhone?
No. Manufacturer's warranties are tied to each device's unique serial number. Apple does sell extended warranties, but only if the original warranty is still valid.