Works best with a 1.1.4 and I dont know the outcome of its use on any other firmware . So just make sure you have it,
Errors are rare but can happen in theory, so if you do expeirnce one, just restore your ipod . Choose the "Jailbreak" option the 2nd one dont use the others unless you use iphone
[Unlock a iPhone]Do the same thing download the file and chose the option "Download + Activate"
Download scan .
Download it here 
