vacancies and various operating expenses for local buildings on a per square foot basis, which allowed the investor to estimate the net operating income (NOI) for this office building for the next several years. In fact, what the investor figured out is that the NOI will equal $200,000 at the end of the 1st year, and will then increase by $30,000 each year for 3 more years, after which it will increase by 5% for a few years. Investor's required return is 12%. Investor's going-out cap rate is 7%. If you can, do the math in Excel with correct referencing to cells with intermediate results. This will allow you to avoid rounding errors. Otherwise, increase decimal places - the more the better! Say, 6 or even higher. NOI in year 1 is estimated at $200,000 (given). NOI in year 2 is estimated at $ Round to whole dollar. Don't use the $ sign. NOI in year 3 is estimated at $ . Round to whole dollar. Don't use the \$ sign. NOI in year 4 is estimated at \$ . Round to whole dollar. Don't use the \$ sign. The reversion value at the end of the 4 th year is estimated at $ , and the current value of the office building is estimated at \$ If the building's asking price is above its estimated current value, then the net present value (NPV) of this investment is . Type "positive" or "negative