If you are registered, you get access to the members only section, can participate in the buy & sell second hand forum and last but not least you can reserve your preferred username before someone else takes it.
I am selling my G2 with the 28, 45 and 90 lenses with shades, filters and caps on Ebay - Ends Sunday afternoon/evening. Reserve has been met. Also selling 35-70 zoom. Reserve met. And a G 21mm lens. G1 is being sold body only. Take a look.