You can email many file types (depending on the app) to your computer, and you can also export many when syncing with iTunes.
you have to go to you device and the tab that says applications from there all you have to do is unclick the check box that says sync.
Search Google, and download Sharepod or iDump. These are free and will transfer music from an iPod to a computer.
No, it won't, unless you are syncing from a different computer, then yes it will.
Syncing photos allows you to view pix you've chosen on your computer on you iPod.
Yes, in the same way you get music on your iPod - simply import or download songs into iTunes and connect your iPhone to the computer and it will, unless otherwise specified, begin syncing between your iPhone and your computer.
For syncing data to a computer.
why yes in deed it can happen to my friend
syncing
In order to put music on an iPod, first put the music into your computer's iTunes (download this if necessary). Once the music is in the iTunes, syncing the iPod should put the music in.
sync it with itunes on your computer....BEWARE: syncing will delete all the songs and videos and everything from your ipod
Because the iPod remembers what computer you Sync with, syncing with another computer will erase everything and add all the songs. If you buy a song on your iPod Touch or iPhone, you can move it to your computer, but only the one that you Synced with last. Syncing with a different computer will delete everything off the iPod.