Keys to Investing for Retirement 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 Should I Invest in Gold? Learning more about gold and its history may help you decide whether it has a place in your portfolio. The Anatomy of an Index The S&P 500 represents a large portion of the value of the U.S. equity market, it may be worth understanding. 5 Smart Investing Principles Principles that can help create a portfolio designed to pursue investment goals.