You must maintain a current active blog, and you must be willing to promote CAS on Friday on your blog.
You start is september 3, so you have time for vacation .. Leaving a comment on the participans blogs but there is a schedule for that. And join as much as you can, but we understand life get in the way sometimes ;)
You will soon hear from me if you are one of the lucky new design team members. You can join in this call untill August 22. You will hear from me as soon as we picked our new dt members.
Do you have any questions please email me.