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Working less before full FI

You don't need a portfolio that covers everything to change how you work. You need one that covers the gap. That single idea moves most people's options years closer.

The gap math

Suppose your life costs $5,000 a month. A full-stop plan needs the portfolio to produce all $5,000 — at a 4% withdrawal rate, that's a $1.5M target. But if a downshifted version of your work earns $2,500 a month, the portfolio only has to produce the other $2,500: a $750,000 target. Half the portfolio, reached many years sooner — and your investments keep compounding through those working-less years instead of being drawn down hard.

That earned slice is your bridge income. The useful question isn't “what will I earn?” (unknowable) but “what's the minimumthat makes the plan hold?” — a floor you can sanity-check against real part-time wages in your field.

The named versions

  • BaristaFIRE— semi-retire early and cover part of the bills with easier part-time work (the namesake barista job, historically chosen for its health insurance). The label is dated; the mechanism — part-time bridge income — is exactly what's described above.
  • CoastFIRE— a different kind of “less”: once your invested balance alone will compound to your FI number by a traditional age (your coast point), you only need to earn what you spend. Saving becomes optional, which makes lower-paying, more interesting work affordable long before any retirement date.
  • Career downshift — same math, different shape: a lower-paid full-time role (teaching, nonprofit, public service) instead of part-time hours.

The honest risks

  • The income is a forecast, not a contract. Plan it conservatively, and know your full-FI date under zero income — that's your backstop.
  • Health insurance. In the US, part-time work with benefits is scarcer than the plan assumes. Price a marketplace plan into your after-change spending before you commit.
  • Account access. 401(k) and IRA money is mostly locked until 59½ (Roth contributions stay accessible). If your pivot comes at 48, the bridge years need funding from taxable accounts.
  • Sequence risk doesn't vanish. A bad market early in your downshift hurts less than in a full stop — the income cushions withdrawals — but it still matters. See sequence-of-returns risk.
See my work-less numbers →

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