DevForce by IdeaBlade
IdeaBlade's DevForce is a developer productivity solution for building applications for the Microsoft .NET Framework. DevForce is a "must have" for developing and deploying .NET applications. With its integrated suite of infrastructure components, an application server, design tools, and full service support, you can create compelling .NET enterprise applications, on time, and on budget.

http://www.ideablade.com

The Code Project
Code Project is one of our favourite developer resources. It has a huge community of nearly 3.5 million members and contains extensive amount of information and articles on all things Visual Studio and .NET.

http://www.codeproject.com

Australian Automotive Aftermarket Association (AAAA)
The AAAA is an industry association that represents the interests of the Australian automotive parts, accessories, tools and equipment industry. CEC is a member of the AAAA.

 http://www.aaaa.com.au

Tradegate ECA
The Australian EC/EDI user group. Tradegate ECA is a unique organisation. It's foremost role is to facilitate the use of electronic commerce techniques for the exchange of information between customers and their suppliers. CEC is a member of Tradegate ECA

 http://www.tradegate.org.au/

Roger Clarke's Electronic Commerce
A good source for Australian eCommerce.

 http://www.anu.edu.au/people/Roger.Clarke/EC 

EDIFACT Electronic Data Interchange Standards
United Nations Directories for Electronic Data Interchange for Administration, Commerce and Transport

 http://www.unece.org/trade/untdid/welcome.htm

ebXML home site
ebXML (Electronic Business using eXtensible Markup Language), sponsored by UN/CEFACT and OASIS, is a modular suite of specifications that enables enterprises of any size and in any geographical location to conduct business over the Internet. Using ebXML, companies now have a standard method to exchange business messages, conduct trading relationships, communicate data in common terms and define and register business processes.

 http://www.ebxml.org/