The second part of our ISWC 2009 Tutorial: The Web of Data for E-Commerce in Brief - A Hands-on Introduction to the GoodRelations Ontology, RDFa, and Yahoo! SearchMonkey.
This part explains the the conceptual structure and usage of the GoodRelations vocabulary.
Business people should focus on the first part. This part is best for developers who are already aware of GoodRelations.
Tutorial Web page: ebusiness-unibw.org/wiki/Web_of_Data_for_E-Commerce_Tutorial_ISWC2009