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 Home Mortgage Deduction Use this calculator to assess the potential benefits of a home mortgage deduction. 9 Facts About Retirement Regardless of how you approach retirement, there are some things about it that might surprise you. Should I Buy or Lease an Auto? This calculator compares the financial impact of leasing versus buying an automobile.