I recommend e-mail for contacting me, the address is
You're welcome to write me in Finnish, English, French, German, Spanish, Swedish or Japanese (also in kanji).
If you like, you can also use this contact form.
Postal address and telephone:
Please ask by email, also available in Facebook if you're on my friends list.
Arto Teräs <email@example.com> — last update 2016-07-03.