Originally Posted by
Romanianflyer
.....if you put you M&B account number at each flight booking (so it will show *G on your boarding pass) will already get you the benefits while you wait for the real card to arrive.
I agree to that. I did not need my card when flying out ZRH with LH recently as my M&B number was already given during flight booking. And I got all *A gold benefits (lounge, priority baggage etc) even without the physical gold card. And one long haul segment was even upgraded to business.