What's the single biggest retirement mistake you see?
Treating retirement as a date instead of a transition. People pick a birthday, stop working, and start claiming everything at once — Social Security, pension, withdrawals — without looking at how those decisions interact. A few of them are permanent.

Topic
Social Security
Is there a rule of thumb for when to claim Social Security?
There are several, and most of them are wrong for somebody. Break-even math ignores taxes, spousal benefits and survivor benefits. We'd rather run your actual earnings record than apply an average to your household.
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