Originally Posted by
RTWFF
Depends how quickly you need it. Both of you open a Starwood Preferred Guest account. You transfer credit card points to yours. You then transfer Starwood points from yours to hers. She then transfers Starwood points from her SPG account to her KF account
That makes sense and slightly less dilution than velocity route. Would require about 12100 MR points from Amex to get 4000 spg points, which would then transfer to 4000 KF miles. This is equivalent to about 6700 KF miles if transferring direct to KF.