After signing a new two-year contract with T-Mobile and being excited over the prospect of a free companion flight promotion, I requested a PIN number from T-Mobile in order to book a flight and companion flight. I was advised four separate times that "the pin number would be sent via e-mail." NOT ONCE receiveing ANY return correspondence from T-Mobile regarding this issue, I called (after spending hours trying to get a contact number) the concierge service and was given a PIN number. I found an inexpensive flight online and told the... read full review »