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 » Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Four Really Good Reasons to Invest There are four very good reasons to start investing. Do you know what they are? The Business Cycle Understanding the economy's cycles can help put current business conditions in better perspective. Mutual Funds vs. ETFs Exchange-traded funds have some things in common with mutual funds, but there are differences, too.