If you are like me, you love a good dividend stock. There’s nothing better than sitting back and collecting a quarterly dividend, especially if the stock in question is offering a big yield. But there are a few things you need to know before you pull the trigger. Plains All American Pipeline, L.P. (NYSE: PAA), Hormel Foods Corp (NYSE: HRL), and Magellan Midstream Partners, L.P. (NYSE: MMP) will help explain three key facts every dividend investor should know.