Investors love it because it's a reliable market-beater -- and also an excellent dividend stock. What makes a top dividend stock? A high yield probably tops the list. But it's not the only factor, and investors are often better off avoiding stocks with extremely high yields because they can come with a lot of risk. Other features of top dividend stocks include consistent growth over time, reliability, and strong company performance. A company that's underperforming can't necessarily support a growing divide ...