Two key attributes that I often look for in companies when deciding whether to invest in them are points of differentiation and competitive advantages. Points of differentiation distinguish companies from their competitors. Some of these points result in competitive advantages that enable firms to gain market share. Ultimately, market share gains frequently result in higher profits. Finally, stock prices usually rise because of higher profits. Both Tesla (NASDAQ:TSLA) and Apple (NASDAQ:AAPL) made products t ...