1Why should Caledonia focus on project free cash flow as opposed to the accounting profits earned by the project when analyzing whether to undertake the project?

1Why should Caledonia focus on project free cash flow as opposed to the accounting profits earned by the project when analyzing whether to undertake the project?

2. What are the incremental cash flows for the project in years 1 through 5 and how do these cash flows differ from accounting profits or earnings?