The assignment discusses the investment appraisal decision regarding the purchase of Hill Ranch by Bertie plc, considering different techniques such as Management Forecast, Payback Period, Accounting Rate of Return (ARR), and Net Present Value (NPV). The analysis indicates that the project would generate significant profits and provide a positive NPV. Additionally, the assignment evaluates two internal sources of finance: reducing inventory holding and extending supplier payment terms. It highlights the potential benefits and limitations of these strategies.