Welcome talk to the European XFEL Users' Meeting 2015. Topics include: European XFEL layout; facility specifications; European XFEL facility time structure; staff development; nationalities of staff; schedule milestones; risks to the general schedule; 2014 in summary; undulators and photon beamlines; SASE 1 undulator tunnel; X-ray Beam Transport and Diagnostics; experiment hall infrastructure; first hutch in the Experiment Hall; floor coatings and preparations; hutch infrastructure; schedule and resources for instrument installation; Megapixel 2Dim detectors with 4.5 MHz response; tests of reduced area prototypes; DSSC project; laser development for pump-probe experiments; laser location in the Experiment Hall; lasers for SASE1 instruments; SASE1 laser hutch; Sample Environment; XHQ building construction; theoretical activities; user consortia; User Office of the European XFEL; timetable commissioning and operation; user experiments program;