You are here:HomeAbout usMethodology Methodology Tourism Research Australia run two major surveys that measure the contribution of tourism and provide input into modelling spend for Australia’s regions. International Visitor Survey (IVS) Methodology Read the International Visitor Survey (IVS) methodology. National Visitor Survey (NVS) Methodology Read the National Visitor Survey (NVS) methodology. Regional Expenditure Methodology Read the Regional expenditure methodology used to produce a number of our publications. Australian Accommodation Monitor (AAM) Download the Australian Accommodation Monitor Methodology.