Originally Posted by
tcook052
And as I recall BA will only do MFU on tickets it sells itself, not ones issued by TA's.
I phoned BA and they said that if a TA is a 'preferred' agent (not sure what that means), they can book the ticket and do an MFU. The BA agent said that if the ticket is booked through a non-preferred agent, they won't be able to upgrade it.