You hadn't forgotten the real-money auction house, had you? Just in case you had, a new official guide is available detailing how the service will work, what regions can use what money, and of course the actual mechanics of buying and selling. Players using the global play feature will not have access to the real money house of other regions, but will have access to the regular auction house, so even if you're planning on a global jaunt, it's worth examining the particulars.
Diablo III offers global play, provides a guide to the auction house originally appeared on Massively on Tue, 01 May 2012 19:00:00 EST. Please see our terms for use of feeds.