I think u should learn your self
no,you can use ipod,ipod touch,or iphone.you have to buy nike+ ipod sport kit if you use ipod,you just have to buy the sensor if you use ipod touch or iphone
yes
you must go to settings and look for nike + ipod and enable it then you must go to the home screen and tap the icon.
There is no such thing as a Wi-Fi bill for the iPod Touch. All Wi-Fi use by the iPod Touch is free.
no. the iPod classic does not have the wireless receiver needed to be used with Nike Plus iPod.
You probably do have to use your fingers to use your IPod. If it is an IPod touch than yes. If it is a regular IPod, than you will have to use the little circle thing in the bottom of the normal IPod.
No, you do not have to pay to use Safari on the iPod Touch.
If you want to play a game with your friend without wifi you can use bluetooth you also need Bluetooth for nike+iPod but be careful they can even sent virus through bluetooth so don't forget to off it when not in use.
No. You can only use the app store that is provided to you on the ipod touch.
U have to disconnect the phone service and then u can use it as an ipod touch.
No. Ipod touch is only an ipod touch, you cannot use it as mobile phone. Iphone is better
well, you can only get them on iphone and ipod touch. to get them for your iphone or ipod touch, go to the app store on it and search the app you want. some apps are free. just touch the app you want and then touch download. if that doesnt work, use a cord to plug it into a computer with itunes then click the app store and do the same thing you would do on your iphone or ipod touch from there.