Originally Posted by
Ancien Maestro
If the $10 Disney Store gift card works.. especially at an outlet store, it may be worth it.. who's to say that you can't buy these Sam's certs on cc's that offer double miles? I don't live in the states, but I imagine that you can pay with most major cc's.
Sam's Club accepts Discover and Mastercard.
As for not living in the States to take advantage, what you need to do is find a friendly American who shops there, maybe a member of Flyertalk, and see if he will get them for you at cost.