Originally Posted by
DCAMIA
...A good strategy is to purchase full fare B/Y, upgrade using 30K miles. You then get an 50% EQM fare bonus. If you flew 67K miles this way, you would have already reached 1K status.
This might be a good strategy if you're rich! Of course, if you can afford these fares you could likely afford Z or D fares (or any discount business fares whatever carrier).