Besides creating sigs (I've never changed my FFI White Mage avatar though), I also draw FF fan-art (posted on my site, although I do occassionally post some here on FF Shrine), I've produced a FFVI AMV (hosted on AMV.org), and, finally, I have a FFI White Mage costume (custom made by a family friend, as I suck at sewing), which I wear to occasional cosplay events at a local anime club:
I'm just an average fan I guess... :D