The North Coast Healthy Lifestyle Programme used pro- fessional commercial media and advertising techniques to prepare media messages. Because of the limited time scale of the programme it was primarily orientated towards change in behaviour rather than eventual health outcomes of such change, and the measures of evaluation used reflected this emphasis. Both quantitative and qualitative evaluation techniques were used. The former included three large scale surveys of sample populations. The latter (focus groups, spot surveys, etc) were carried out at regular intervals to assess the effectiveness of the intervention techniques used