To improve efficiency in performance of municipal departments. Evaluation of housing corporation periodical "Onder Dak" / pollution of streets and parks, use of public litter bins / experience of public sanitation department / need for public conveniences / experience of the office of the 'ombudswoman': "Stichting Ombudsvrouw" / health complaints, making use of health services / making use of bicycles, need for guarded bicycle-sheds / experience of crime and vandalism / evaluation of recent strikes at municipal departments / making use of public transport / interest in local politics / experience of district councils / extension of business hours of shops. Background variables: basic characteristics/ place of birth/ residence/ household characteristics/ education