Lifetime of Earnings Estimate how much you have the potential to earn during your working years. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Put It in a Letter A letter of instruction provides additional and more personal information regarding your estate. 4 Elements of an Estate Strategy Learn about the importance of having an estate strategy in this helpful and informative video. 3 Estate Challenges for Blended Families This article will help your clients with blended families think and prepare their estate strategy.