Computer software for use in the airline industry; computer software for the conversion and rationalisation of legacy material into a fully structured coherent set of data; computer software for use with publications in electronic format; computer software for use in the field of data handling; computer software for handling, managing, controlling, maintaining and updating manuals in electronic format; computer software for safety management; computer software for quality management; computer software for maintenance management; computer software for communication management; computer software for management of electronic devices; bespoke software applications to handle or harmonise documentation arriving from aircraft and equipment manufacturers; downloadable electronic publications; software applications for use on mobile telephones, mobile computing devices, personal digital assistants (PDAs) and home computers; magnetic data carriers, recording discs, CDs, DVDs, CD-ROMs, tapes, cassettes, cartridges, and other media, carrying data