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 Inflation and Your Portfolio Even low inflation rates can pose a threat to investment returns. The ABCs of Zero Coupon Bonds Understanding some basic concepts may help you assess whether zero-coupon bonds have a place in your portfolio. Keys to Investing for Retirement There are some key concepts to understand when investing for retirement.