GSeBayConverter:
http://www.gs-shopbuilder.com/help5/english/

English:
http://www.gs-shopbuilder.com/support.htm

German:
http://www.gs-shopbuilder.de/forum

See also:
http://www.gs-shopbuilder.de/faq.htm

http://www.gs-shopbuilder.de

http://www.gs-shopbuilder.de/forum

http://www.gs-shopbuilder.com