This workshop is organised by the New Work Environments unit of the European Commission's Information Society Directorate-General, in close collaboration with the MOSAIC Specific Support Action and the Central and Southeast European Innovation Area initiative (CEIA).The objective of this workshop is to prepare the launch event of the AMI@Work communities and the IST Strategic Objective 'Applications and Services for the Mobile User and Worker' projects on 7-9 June 2004 in Brussels.