I have been reading up on a lot of Technical Communication articles lately. Some (though not all) of the following articles address how to best approach writing for international audiences. Enjoy!

10 Tips for Writing International Technical Content by Michael Kriz

Color Meanings by Culture International Business Edge

10 Things You Can Do to Create Better Documentation by Alan Norton

Is “Intercultural” Communication a Moot Point? by Geoff Hart

Sensitivity to Other Cultures by Geoff Hart

The Periodic Table of SEO Ranking Factors Search Engine Land