Most challenging issue that confronts CIO is Modernization Planning. All-most all of them fail in envisaging a plan that accurately considers and tackles the issues in spatial, temporal and finally with budgetary aspects. Economics will prove to transcend all skills in Enterprise Architecture Planning. Combining integrative disciplines – EA – Economics – Program Planning and Management – one must strive to achieve “degree of operating leverage” on the available / created economy of scale. Only this ensures best value return on investment. In such thinking – ideas such as – operating leverage, degree of leverage, economy of scale and these discussed in the operating model as part of the transition plan is vital.