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 » Share | Have A Question About This Topic? Address Thank you! Oops! Related Contents Safeguard Your Digital Estate If you died, what would happen to your email archives, social profiles and online accounts? Put It in a Letter A letter of instruction provides additional and more personal information regarding your estate. What Is My Life Expectancy? Estimate how many years you may need retirement assets or how long to provide income to a surviving spouse or children.