Originally Posted by jhm
Possible with SQ's PPS club - earn status on SQ whilst at the same time crediting your mileage to another *A programme (e.g. LH M&M, BD etc to earn status there). It may be possible to double dip like this with other *A programmes - I don't know.
Thing is it relies on a two-type points system. The *A ones i'm familiar with (AC/BD/UA) all just have a single qualifying system, i.e. miles flown, so you can't strip anything out.