Principles of Preserving Wealth 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 Question Thank you! Oops! Related Content Should You Borrow from Your 401(k)? Does it make sense to borrow from my 401(k) to pay off debt or to make a major purchase? Tax Efficiency in Retirement What role would taxes play in your investment decisions? Should I Pay Off Debt or Invest? This calculator will help determine whether you should invest funds or pay down debt.