If I Could Only Buy and Hold a Single Stock Today, This Would Be It

I don't trade very often, and every single time I buy stock, I go in with the idea that I'm going to own it forever. I recently bought PepsiCo (PEP -1.09%) and it has traits that suggest it is a buy-and-hold stock. While I wouldn't recommend buying only a single stock -- it's wise to diversify -- PepsiCo would be a good starting point for just about any investor. Here's what you need to know.Why buy PepsiCo stock right now?I tend to focus on historically well-run companies that have fallen on hard times, wh ...