Service Pack 1 is for the following Autodesk products running on all supported operating systems and languages:
AutoCAD 2005
AutoCAD LT 2005
All you need to do is sign up. After you sign up, we will then approve your account and you will receive an email notice of the approval. Some projects will be by invitation and based upon the data you have entered into your profile when you signed up.
You then log into http://myfeedback.autodesk.com using your username and the password that was emailed to you.
Once logged into http://myfeedback.autodesk.com, you can select the your approved MyFeedback Zones and then navigate within that Zone using the Active Zone Menu. In the MyFeedback Zone, you will have access to project specific News, Gallery images, Downloads, Feedback, and Discussion Forums.
As you are added to other MyFeedback Zones, they will show up on your MyFeedback page.
Cheers,
-Shaan