Originally Posted by Smirnoff
Sorry but I'm being totally thick.
No, you're not

, though the sender may be.
This is the message we had a year ago when the 12-month limit for earning we introduced. This time, it seems, the 12-month limit for booking and travelling on a 2-4-1 is the occasion for reissuing.
Perhaps they use the same bureau as BA's 'no change in baggage' announcement/s?