SAP's controversial decision to roll out Enterprise Support to all customers dominated the general sessions of the SAP UK & Ireland User Group 2008 conference in London. Computer Weekly’s Warwick Ashford spoke to Forrester Research enterprise applications and strategies vice president Ray Wang about this issue. Wang outlines seven areas the business can look at to assess and improve the value delivered by software and maintenance contracts with suppliers. He also discusses how business organisations can improve their bargaining power with suppliers and the role of user groups in getting better value from suppliers and influencing future directions.