In addition to quantitative data, survey data from representative studies ZDF subjects its programs and online services in a more or less regular intervals qualitative research to obtain insights on preferences, settings and Sehmotiven the user away from the numbers. To realize the abbot. Media research each year between 30 and 35 qualitative research projects on the main ZDF program for ZDFneo and ZDFinfo for which managed by ZDF programs for 3sat, the KiKa and radio as well as all online offers of the ZDF.
Contract is the operation, service and maintenance, together with spare (part) procurement of telecommunications (lot 1) and video conferencing systems (lot 2) at ZDF according to the awarding and contract documents. ZDF operates a worldwide network telecommunication system AVAYA Aura with a bonded thereon videoconferencing solution, the manufacturer Polycom and Radvision. The assignment of the power is carried out in batches, wherein the lot 1, the telecommunication system and the lot 2, the video conference system includes. The replacement (part) procurement is also the subject of competition and takes place separately per lot basis of written individual retrieve the specified conditions of the tender documents (usually rebate rate on global price list of the manufacturer). With regard to the replacement (part) procurement there is no obligation to take delivery by the ZDF.