Originally Posted by
Lobachevsky
If you're going to cancel your Serve/BlueBird account, change its phone number and e-mail address FIRST, then cancel. You should be able to use your regular e-mail address and phone number then on your RedCard registration.
Change the email, phone# doesn't matter. Closed my Serve and registered my Redbird 2 minutes later - all online no need to call anybody. I got accustomed to use a different Gmail address for each Amex card anyway due to the unique Twitter account you need for the Sync offers...