Originally Posted by NHFL9
I have a wallet with an ID pull out with a top and bottom window. Top window goes my driver's license, bottom window is my DL card (soon to be an AA card). So when I check in, they see my ID and SkyMiles card. I think it works well.
with regards to the op's question, i recently asked the same question. Posts by fellow Fter's are in the link below.
hope that helps.
http://www.flyertalk.com/forum/showt...=483708&page=2