"...as they will gladly refund partially or fully if the Talk service did not work" gladly? not in my experience, it took about 20 emails and messages over a number of days to get a partial refund for my US roaming plans. It was painful. The PM reps ...
I was just having same problem. If you got to the point where you had to verify your id by submiting username and password you have to use your phone account info not your community account info.