OK, this isn't a scam or anything, I swear. I have absolutely no reason to con anyone on this forum.
I've logged onto a site where I do a promotional offer and then if I refer 10 people to do the same, I get an Xbox360 for free.
And you can see how legit it is by watching this report done by the BBC on a similar deal with iPods:
BBC video
So if you would like to help me (and start towards getting one for yourself maybe) just follow this link and register:
Please do this
With the offers, go for the DVD rental one, it's free and your under no obligation to continue, just cancel your account before the trial ends and you pay nothing.