Same as any other iPod first
Do you want to transfer your iPod nano library to a second iPod? If yes, then you need to run an app called CopyTrans, and transfer all your iPod music to iTunes, then sync your second iPod. On the link section is the URL address of this app :) You need iTunes to upload music to iPod Nano, drag your music into iTunes, plug in your iPod to computer, then iTunes will detect it automatically, and then sync iPod, done.
if you have downloaded the itunes back. you have convert the itunes to the format ipod nano supported.
no unless if it was music/video and other media files then you can sync with iTunes and transfer them! To install itunes got to apple.com go to the itunes bar at the top install itunes connect both devices and TRANSFER!
You can go on iTunes with your ipod touch and you can put on the same songs that were on your nano that is how i did mine though Yes, you can. You can use iPod 2 iPod, it can help you transfer song from iPod Nano to your iPod touch.
Sync it through iTunes.
itunes
you buy music on itunes
Load the music files into iTunes, and select "Synchronize".
Import the songs from a music CD
yes, the new ipod nano has itunes.
You must delete the music from your itunes or uncheck the box next to the song on itunes before you sync your ipod.
Plug in your iPod into the USB Port on your computer, When a Pop-up shows up. Click Sync Or transfer music from ipod to iTunes with an ipod transfer program.