All you have to do is follow this link: http://gaming.freepay.com/?r=43439631 then sign up. you have to complete an offer but here's a trick! complete an offer which involves downloading a free ringtone, this then signs you up to a ringtone subscription. wait a day or two until the site tells you that your offer has been completed and then cancel the ringtone subscription by texting stop to the number provided. this way you have completed the offer without spending any money and without having to give out credit card details. then all you have to do is refer 5 friends and your Nintendo ds is yours!! not only can you get one, but then you can repeat the process to get as many as you like and sell them on ebay! its 100% profit!