When Do You Need a Will? When do you need a will? The answer is easy: Right Now. Related Content Inflation & Retirement Estimate how much income may be needed at retirement to maintain your standard of living. Valuing Your Work as a Stay-at-Home Parent It's important to insure the life of a stay-at-home parent to protect the value they bring to the family. A House Divided By understanding a few key concepts during a divorce, you may be able to avoid common pitfalls.