Different forms of investments yield profit in different ways. For example, trading currency yields money from the difference of currency bought at a lower price and selling the same currency when its price rises. The same also applies to commodities trading. However, some forms of investment are not well known to the general public. Private equity investment, for example, isn’t the first term that comes to mind when people think about investment. According to investment expert Tyler Tysdal, there are four major ways on how private equity investors make money.