This document provides an in-depth analysis of Net Present Value (NPV) and its application in investment analysis. It explains the concept of NPV, its calculation, and its significance in evaluating the viability of investment projects. The document includes a case study on Pristine Urban-Tech Zither, Inc. (PUTZ) and examines the NPV for different scenarios. It also discusses the factors influencing NPV and emphasizes the importance of considering the time value of money.