Gaia Online, an internet forum and game community, has been using a virtual currency for most, if not all, of those things since 2002 or 2003. The one exceptio

Gaia Online, an internet forum and game community, has been using a virtual currency for most, if not all, of those things since 2002 or 2003. The one exception is purchasing virtual currency with real currency, but Second Life has been doing that practically since they launched.