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 Message Thank you! Oops! Related Content Estimating the Cost of College This worksheet can help you estimate the costs of a four-year college program. Mortgages in Retirement Explore the benefits and drawbacks to paying off your mortgage prior to retirement with this article. 9 Facts About Social Security There are things about Social Security that might surprise you.