Originally Posted by
gakke
In this case it is just simple math, like what I taught to 9-10 year old students. Is DC that hopeless?
I'm not 9-10 years old, but surely 6761 - 3000 = 3761. So the blue plus adjustment at least was correct... and the second A380 segment 6761 flown next should count towards silver.
Sure, TG have some problems crediting to bmi sometimes - just mail in the boarding passes using the form on the bmi website. And there was an ongoing problem with SQ crediting at 1.5x business class multiplyer, which an e-mail or PM to the diamond club lurker here on flyertalk will sort out.