... a database.Taking the narrow example of investment appraisal, the availabilityand storage in the knowledge base of strategic and financial analysis of investment decisions that are key to your ... unable to work out how good an investment has been for us, then we deserve everything we get fromthe city slickers in the know who run those investments.Return on investment is based on logic, ... ideas dispassionately. This is called the Investment Appraisalsystem, and includes the calculation of Return on Investment. Put verysimply, Return on Investment, (RoI) is a method of comparing...