Erasing everything from an ipod

i have a system update on my phone, but im not sure if the pictures/contacts/games will erase. i don't want them to.

I have an old ipod with old music. how can I erase the music and download a new one.

I have an Ipod touch, whenever I try to put more pictures on it, it erases the ones that are already on there. So what do I d...

(I'm giving an old ipod to a friend and want it like new)

PLEASE HELP... i updated it to 4.1 and it restored to default settings then deleted everything music/apps/videos/photos.. and...

I wanted to erase some song from my ipod and when I connected suddenly all the songs where gone everything was erased I dont...

How do I sync my apps onto my ipod touch! I just bought like 15 apps from the apps store and I pluged my ipod touch in, and ...

how can I get in my ipod if I for got my password or code

okay so for some reason my itunes cant locate my ipod... and my ipod is plugged in and everything. how do I find my ipod on i...

Is there really going to be a 100Gig Ipod?