Finally, when applying discount factors, where do you intend to get your discount numbers? For a company with existing debt and equity capital you can calculate WACC and use that. For a startup company you need to figure out a risk_adjusted cost of capital that makes sense. Usually this is not just a risk_free rate which only the largest companies in the world have access to. It's probably something higher.
This being the case, the primary document or more specifically, the analysis report needed by the company about its expenses, every quarter of the financial year and the details about the unnecessary expenses being made by the departments in the firm can be easily filled in and done by the use of the excel worksheets. This report is called the expenses report. Hence by using the excel worksheets from the office package software; we will succeed in making sure that the report is fully done and calculated properly, with much of a problem.