FlyerTalk Evangelist
Join Date: Nov 2009
Location: Northeast Kansas | Colorado Native
Programs: Amex Gold/Plat, UA *G, Hyatt Globalist, Marriott LT Gold, NEXUS, TSA Disparager Unobtanium
Posts: 21,605
I keep mine on my passport. I currently have two (LHR & FRA), and expect several more in 2011.