I really DONT know how to unlock my iPod 4G ...PLEASE HELP. I dont know were the restore is ! HELP!!

If you cannot remember the passcode, you will need to Restore the device...

Connect to iTunes on the computer you usually Sync with and Restore...

http://support.apple.com/kb/HT1414

If necessary Place the Device into Recovery mode...

http://support.apple.com/kb/HT1808

Note on Recovery Mode.

You may need to try this More than Once...

Be sure to Follow ALL the Steps...

Connect to iTune (computer) and tap the Restore iPad button.

http://i1224.photobucket.com/albums/ee374/Diavonex/Album%208/59bda1734f02a821bd3 7a861faaed8c8.jpg