I was able to signup last night, and register for the challenge. Then the site went back down. I can now login and check status and everything like that, so it seems the challenge is working. I’ll be on my 360 all afternoon trying to rack up 1500 points as quick as possible
[Update] […]

The Xbox 360 Achievement Rewards program starts today. The signup page is here, but it’s not active yet. Check back through the day to get signed up for the event to win from free swag. And get to gaming so you can grab 1500 points quick

So you thought all those achievement points were worthless? Not anymore! Microsoft and Old Spice are teaming up to offer some free swag to 360 users for racking up some achievement points. As reported on Gamerscore Blog and Major Nelson, people can signup here starting February 12 for the event, which runs through April 12. […]