Digital out of home
        
        
          
            
                              - measurement of flows and audience, gross and net impressions
 
                                - audience segmentation
 
                                - clustering
 
                                - what-if analysis
 
                                - prediction and forecasting
 
                                - optimisation of locations within a site
 
                                - calculation of GRPs and VRPs (Visual rating points, or GRPs calculated on the basis of effective reach)
 
                                - coverage, frequency, effectiveness of communication campaigns
 
                                - relevance of campaigns (level of interest and engagement)