I know of a dozen or so (not hotmail or yahoo) that will work just fine. And the details to set up an accout??

Mr Bloggs
Any Street
Any Where
Any Town

WILL WORK, then once you activate just leave the account, or use it time and time again, it is NOT bound to anyting or hooked to the back of an ISP.

We stopped sending email confirmation codes out becuase of this very problem, now we use Phone or Fax numbers that have been checked with Telephone Company first, expensive maybe, but works. Im not suugesting for one second that BK use this method, Fencer would loose a fortune, but email verification just WONT work. (IMHO)