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 | Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Avoiding Cognitive Decline Try these activities to keep your brain sharp. Eight Mistakes That Can Upend Your Retirement There are common mistakes you can avoid when saving for retirement. Saving for Retirement This calculator can help you estimate how much you may need to save for retirement.