If NPV is positive, then the project can be accepted, as future cash flows seem assured. However, if the NPV is negative, then the project should be rejected. A positive NPV indicates a no-loss project or a positive IRR. The payback period, or discounted payback, is the timeline that indicates how soon the business will break even and has very little to do with NPV. What are the other famous financial indicators apart from what is discussed here?