Hi libby80125,
Welcome to the Apple Support Communities! I see that you have some questions regarding syncing an iPod touch. I also see that you have come from the most relevant article about syncing, have you given it a look through?
Sync your iPhone, iPad, and iPod with iTunes using USB - Apple Support
http://support.apple.com/en-us/HT201253
If you have any questions, please feel free to ask. You can also learn about syncing in the iPod touch user guide:
Sync with iTunes - iPod touch
http://help.apple.com/ipodtouch/8/#/iph3c796484
- Matt M.