InterWorld Corporation, a leading provider of enterprise commerce software solutions, today announced Just Jeans Group Ltd, a leading Australian retailer of lifestyle fashion brands, has delivered significant improvements to its new enterprise commerce solution powered by InterWorld. InterWorld's Commerce Exchange Retail Suite(TM) 4.0 will enable Just Jeans Group to provide improved customer service and enhanced access to its leading brands, which include Just Jeans, Peter Alexander, Jacqui-E and Jay-Jays.