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 Should I Pay Off Debt or Invest? This calculator will help determine whether you should invest funds or pay down debt. Contributing to an IRA? Determine if you are eligible to contribute to a traditional or Roth IRA. What Is My Current Cash Flow? Assess whether you are running “in the black” or “in the red” each month.