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? Name Email Address Question Thank you! Oops! Related Contents When Do You Need a Will? When do you need a will? The answer is easy: Right Now. And the Executor Is The right executor may help ensure the distribution of your assets is done with as little upheaval as possible. What's My Potential Estate Tax? This calculator helps estimate your federal estate tax liability.