Originally Posted by
jackiedada
Why not use tier miles accrued from enrollment till date - by far the best indicator of the kind of flying/ business one has contributed to EK?
In this scenario you could be giving the upgrades to someone who retired from serious flying several years ago, but has the points in the bag.
Good PR, but not good business if you're turning down the up and coming guy who could be flying with you for years if you treat him right.