(adsbygoogle = window.adsbygoogle || []).push({}); First, of all you are going to need an Ipod Touch 3Gen. to 4Gen., an Ipod connection cable, a computer, an ios restore, green poison, And Itunes.
Second, plug in the connection cable to your computer from your Ipod.
Third, Get your ios restore.
Fourth, get green poison.
Fifth, open green poison,click jailbreak, and follow the on screen instruction.

Download links
ios download: You must login or register to view this content.

Green poison download: You must login or register to view this content.

iTunes Download: You must login or register to view this content.

P.S:TRY THIS AT YOUR OWN RISK

P.S: if you want to restore your ipod. Go to iTunes and hold down the shift and Left click on the restore button on iTunes.