Do you feel on track for retirement? If the answer is no, rest assured that you're not alone. According to data compiled by the Federal Reserve, only 35% of all Americans believe they are on track to retire. That's down from 40% in 2021. I would argue that the best way to get back on track is by increasing savings and adopting a buy-and-hold investment strategy. With that in mind, here are two stocks that could become key building blocks for such a portfolio. AmazonLet me be clear: I love Amazon (AMZN). I'v ...