Omnibus MLS group is the public opinion monitoring survey of Zaporizhzhia residents regarding current issues of social and political life in the society. The questionnaire for each survey includes a variety of topics (from politics and economics to social problems). In these conditions, each Orderer can supply the questionnaires with the questions connected with her/his needs and she/he pay only for these questions, the sociodemographic part is provided for all Orderers free of charge.