Acknowledgements. Library/Enhanced Service List held at GPC UK. Introduction. Why Enhanced Services? Enhanced Services within the New GMS Contract - Direct Enhanced Services (DES), National Enhanced Services (NES), Local Enhanced Services (LES). What can be Classified as an Enhanced Service? The Enhanced Service Floor; When is a Floor a Ceiling? Are GPs Preferred Providers for Enhanced Services? How to Develop a Service Specification for Enhanced Services. How to Work out the Price of an Enhanced Service. How to Say No to Unwanted or Unresourced Work. Basic Negotiating Skills. Appenices. Index.