Maybe you can look at the German APUG version, APHOG, created by Hans-Jürgen B., and some other simular thinking guys and girls.
aphog - Home:
http://www.aphog.de/
Forum:
http://www.aphog.de/forum/index.php
Photoblog:
http://www.aphog.de/galerie/
Gallery (via Flickr due to the heavy data traffic):
http://www.flickr.com/groups/aphog/
APHOG Newsletter 1):
http://www.aphog.de/downloads/Newsle..._magazin01.pdf
APHOG Newsletter 2):
http://www.aphog.de/downloads/Newsle..._magazin02.pdf
And in real life: Organizing a meeting or a trip e.g. to the Rollei / F&H factory in Braunsweig a.s.o.
.... and the APHOG national and international partners:
http://www.aphog.de/partner_aphog/partner.htm
Very professional but all done in free hobby time on quiet a nice professional level.
Best regards,
Robert