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 Question Thank you! Oops! Related Content Eight Mistakes That Can Upend Your Retirement There are common mistakes you can avoid when saving for retirement. Potential Income from an IRA Estimate your monthly and annual income from various IRA types. From Boats to Brokers From the Dutch East India Company to Wall Street, the stock market has a long and storied history.