CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner purchase related variable: 1 purchase structure 2 purchase procedure and method 3 negotiation period CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner Importance 1.product positining 2.new market opportunities 3.selection of market segment 4.efficient use of resource 5.improving market strategy CamScanner demographic factor CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner CamScanner