Most retirement advice is written for people who are worried they haven’t saved enough. If you have $1M or more in retirement assets, your challenge is different. It’s about making what you’ve built last, stay tax-efficient, and avoid erosion from decisions made without the right planning framework. The five insights below come from leading retirement researchers and planners. They are not general personal finance tips—they apply specifically at higher asset levels. 1. Your Withdrawal Rate Should Not Be Treated as Fixed Christine Benz, director of personal finance and retirement planning at Morningstar and author of How to Retire: 20 Lessons for a Happy, Successful, and Wealthy Retirement, has found that one of the most common mistakes is treating withdrawal strategy as a one-time decision instead of an ongoing plan. Morningstar’s State of Retirement Income research (December 2025) estimates a conservative fixed withdrawal rate of about 3.9% annually for a new retiree in 2026.…