MSN Autos Dream Design Drive Challenge
For those who have a US account on thier Xbox Live account (linked to a windows live sign in ID), you can earn upto 2000 MS points free between now and 25th August 08http://www.dreamcarchallenge.com/
All you need to do is design a car at this site and follow the instructions - you will be emailed a code for the first 100 points almost straight away
Entre the code here:https://points.microsoft.com/
and these will be converted to points on your US Xbox Live Account
More details in 2nd post
Sorry if already posted - did a search and found nothing!