By snail-mail, carrier pigeon or on foot:
(map indicating where I live)
I also have a telephone...
+31 641 900 747 (Netherlands)
+1 646 705 2861 (USA)
+61 4 13531128 (Australia) out of service
...or via the internet...
This is also my google talk identifier
Add me to your msn (if you want)
(but don't send anything to this account because I never check it)
I am also found on Facebook (my gmail) and Livejournal (user id "largestprime") and skype (same user id as livejournal).