Originally Posted by bseller
While I believe this to be true as far as the "rules" go, I can attest to the fact that it is NOT neccesarily true in practice. I have used my wife's 1000 milers several times, and our last names do not match....
Best wishes, Dave
I've used them in the same way as well. Also, they can be mixed and matched with 500 e-certs for flights >1000 miles.