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 How Compound Interest Works Use this calculator to better see the potential impact of compound interest on an asset. Medicare At 65+ 65 or older? It may be time to enroll in Medicare. Read to learn if you’re eligible. Stop Wasting Money One way to find money is to examine your current spending habits and eliminate money wasters.