Etiquette International  
   A full-service firm who advised the corporate, multinational, and private arenas on American and international protocol, business etiquette, and entertaining.
   http://www.etiquetteintl.com/

Mind Your Manners  
   Tips how to handle tricky situations. For example, introductions: who introduces whom? Ranking order: who shakes whose hand?
   http://www.german-business-etiquette.com/

Office Survival: The Etiquette Handbook  
   It provides information about netiquette, email basics, and the Internet language.
   http://www.crazycolour.com/os/hb03.shtml

International Business Etiquette and Manners  
   Resources for several country's customs.
   http://www.cyborlink.com/besite/Default.asp

A guide to Finnish customs and manners  
   National symbols and general information.
   http://virtual.finland.fi/finfo/english/guide.html

Businesstravelogue  
   Reports on international business etiquette, culture, protocols, manners, negotiation, taboos, travel advice, marketing, using interpretors and international conferences check list.
   http://www.businesstravelogue.com