5 Smart Investing Principles 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 Content Principles of Preserving Wealth How federal estate taxes work, plus estate management documents and tactics. Comparing Mortgage Terms Estimate the total cost in today's dollars of various mortgage alternatives. Tax Freedom Day Assess how many days you'll work to pay your federal tax liability.