Now I have to say I don't usually do this and I don't, but this seems for real according to the BBC. Give this a bash.
Get a FREE iPod from this website by registering and forwarding it on to mates: http://ipodsgiveaway.co.uk/index.php?referral=137471
Check this BBC link, which shows it's not a scam and offers details on the economics of the deal. http://news.bbc.co.uk/1/hi/programmes/newsnight/3683524.stm
Please note that in order to qualify you need to complete a free trial offer of one of their sponsor products/services. Simplest would be to try the free DVD rental offer from ScreenSelect.co.uk and cancel within 28 days. Worked for a friend of mine so that's what I've done too.