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 Federal Income Tax Use this calculator to estimate your income tax liability along with average and marginal tax rates. Social Security: Maximizing Benefits There are other ways to maximize Social Security benefits, in addition to waiting to claim them. Put It in a Letter A letter of instruction provides additional and more personal information regarding your estate.