There was an update for the iPod touch about 7 months ago and it allowed you to change the background on your ipod and you can also change the lock screen
you cant
Add a background image to the iPod Touch via the Photos tab while the iPod is connected to iTunes. You can then select the image in the iPod's settings and set as wallpaper. (See links below)
Yes, you can put music on a jailbroken iPod Touch.
It depends on what ipod gen. you have. For ipod touch generation 1, 2, and 3, you can't put a background unless you jailbreak your device and get the right app from Cydia. For ipod touch generation 4, select the picture you want and set for your homescreen or wallpaper. As far as I know you don't need to jailbreak Itouch 4 to set a background. :P
No, you cannot put Microsoft Office on an iPod Touch.
settings/wallpapers
You cannot put themes on an iPod Touch without the jailbreak.
The best music to put on an iPod Touch is the music you enjoy.
no, you can't, but you CAN put ipod touch/iphone apps on your ipad
you go to menu and stuff
I don't think that a camera can be put into an old ipod touch.
To put a theme on an iPod Touch, you have to jailbreak the iPod Touch.It depends on how long the song is, and how many MB or GB space your iPod has.