Originally Posted by
enelym1978
I assume the booking classes are B and Y?....

therefore I would get 100% accrual on SQ (only V and W accrue 70%).
The fare codes are strange. The offer restricted Y fares and very different other fares. But you are right, normally they should post as B and Y fares. Also note that there is a MLE3MSG fare which is even cheaper than your B fare.