5 Smart Investing Principles The slideshow presentation that you would like to view is too large for your current screen resolution. Click here to view to view the slideshow at full resolution. Launch Presentation » Share | Related Content What Smart Investors Know Smart investors take the time to separate emotion from fact. Mutual Funds vs. ETFs Exchange-traded funds have some things in common with mutual funds, but there are differences, too. Keys to Investing for Retirement There are some key concepts to understand when investing for retirement.