Electronic Data Interchange Prosperity, and even survival, for small businesses depends as never before on the ability to respond with speed and certainty to the challenges and opportunities that are presented by competitors and customers. Electronic Commerce provides an opportunity to increase competitive edge and consolidate and enhance both business to business and business to consumer trading relationships.                                In the current competitive & fast moving world of  E-commerce & Electronic data transfer , comes a highly relevant , yet , under-utilised system of data exchange – the Electronic Data Interchange , or  the EDI.