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Multifamily Underwriting

Is this apartment deal any good?

Probably not. Send it over and we'll underwrite it to find out.

Underwriting

Three ways to find out before you overpay.

Free, instant, or written. Pick your level of denial.

Tier I · Screen
Back of the Napkin FREE · 10 SECONDS

Back of the Napkin

Underwriting so fast, the broker's still typing 'per pro forma.'
Free
Any size · Instant · Runs in your browser
  • What the building's worth at market rents, in 10 seconds
  • A straight answer: deal, maybe, or run
  • No account, no credit card
Run a free Napkin
Tier II · Instant
The Simpleton INSTANT VERDICT

The Simpleton

The broker’s pro forma, minus the optimism.
Intro rate · First 50$99$49 / mo
First 50 subscribers, then $99/mo · Have a code?
  • Everything on the Napkin, plus the real math
  • Will it pay you? Cash-on-cash, IRR and DSCR
  • Your max offer, and how big a loan the deal can carry
  • A verdict with a number: "Maybe at $X"
  • The Money Pit Pro (CapEx planner) included, no extra charge
  • Things the Seller Forgot to Mention Pro (due diligence): rate every unit on your phone, with photos
Run The Simpleton
Tier III · Hand-checked
The Full Monte MEMO · MONTE CARLO

The Full Monte

10,000 futures. In most of them, rent growth isn't 5%.
Starting at $6,500
Priced per project · Written only
  • Everything in The Simpleton, done by a human who actually read the OM
  • 10,000 Monte Carlo runs, showing how often the deal goes sideways
  • A written memo with your walk-away price, and no calls
Order The Full Monte
Compare tiers

Same simpleton, three levels of effort. Pick the one that matches how much you trust the broker.

Tier I · Screen Back of the Napkin FREE · 10 SECONDSBack of the NapkinFreeRuns in your browser Tier II · Instant The Simpleton INSTANT VERDICTThe Simpleton$99$49 /moIntro rate for the first 50, then $99/mo Tier III · Hand-checked The Full Monte MEMO · MONTE CARLOThe Full MonteStarting at $6,500Priced per project · written only
Napkin value vs. asking price✓✓✓
The Money Pit (CapEx planner)Free basicThe Money Pit Pro includedBuilt for the deal
Things the Seller Forgot to Mention (due diligence)Free checklist + walk sheetPro included: unit-by-unit, photosBuilt for the deal
Paste an OM or listing✓✓We read it for you
Price per unit & per SF, next to the napkin price✓✓✓
Cap rate at the asking price and at the napkin price✓✓✓
Gross rent multiplier✓✓✓
Break-even occupancy (rough, standard expense ratios)✓✓✓
One-line verdict ("Overpriced by about $X")✓✓✓
CapEx estimate by property age✓✓✓
Shareable result card for X / IG✓✓✓
Result emailed to you as a PDF✓✓✓
Unit mix entry—✓✓
Full pro forma (NOI, cap rate, cash-on-cash, DSCR, IRR)—✓✓
Property tax reassessment estimate, nationwide—✓Checked by a human
Save / export—✓Written memo
Debt sizing & rate sensitivity—Basic✓
Offer price & LOI terms—Max offerOffer + LOI terms
Written buy / renegotiate / pass verdict—"Maybe at $X"✓
Rent roll & T-12 reviewed line by line by a human——✓
Hand-picked rent comps——✓
Value-add renovation plan with costs——✓
Monte Carlo scenarios——10,000 runs
Red flags & due diligence list——✓
TurnaroundInstantInstantDays, not minutes
Run a free NapkinRun The SimpletonOrder The Full Monte

✓ included · — not included. Everything here is an estimate made by a simpleton. Not investment advice. The Simpleton never renews without asking first.

Free tool · Non-Binding Nonsense · Letter of intent

Deal survived the napkin? Write the LOI. Recommended terms, editable, non-binding.

Write an LOI →
Free tool · The Money Pit · CapEx planner

Roofs don’t care about your pro forma. Plan the reserve. Every number editable. Excel and PDF exports come with The Money Pit Pro, included with The Simpleton.

Open The Money Pit →
Free tool · Things the Seller Forgot to Mention · Due diligence

Every listing is “well maintained.” Check anyway. The 47-item checklist and a printable walk sheet. Phone inspections with photos come with Due Diligence Pro, included with The Simpleton.

Open the checklist →
Education · Free

Our entire proprietary process. Free.

Compliance is furious. The LPs want to know who approved this. Nobody did. The moat is a puddle, and here's every step of it.

The Articles

Thousands of words about nothing.

See more on Substack →
The X Feed

Diarrhea of a simpleton’s brain.

See more on X →
FAQ

Questions, answered in writing.

Disclosures (draft)

Real Estate Simpleton underwriting is a written analytical service provided for informational purposes only. It is not investment, legal, tax, accounting, appraisal or lending advice, and it is not a recommendation to buy, sell or finance any property or security. No fiduciary or advisory relationship is created.

Analyses rely on information you provide and are not independently verified. Projections and simulations are estimates, not guarantees of future results. Consult licensed professionals before making investment decisions. This page is a preview; the service is not yet available.

Can we hop on a quick call?

No. Everything happens through the intake form and email. If it can't be written down, it probably shouldn't be in your underwriting either.

Who are you?

Anonymous. No names, no faces, no LinkedIn. The analysis has to stand on the math, not on our headshots.

What do I need to send for The Full Monte?

At minimum the offering memorandum, trailing 12-month operating statement and current rent roll. Loan terms and inspection notes help if you have them.

Is The Full Monte's 5-day turnaround guaranteed?

The 5-business-day clock starts when we have a complete package. Incomplete packages get a polite email and a paused clock.

Will you tell me to buy it?

No. We tell you what the numbers support, a maximum offer price (The Simpleton) and the odds you regret it (The Full Monte). The decision, and the liability, stay with you.

Is Back of the Napkin really free?

Yes. It runs in your browser, needs no email, and we don't save what you enter or ask who you are.

What about deals over 50 units?

The Full Monte is priced per project, starting at $6,500. Scope and price are confirmed by email before work begins.

Do you take a percentage or an acquisition fee?

No. Flat fee per engagement. We have no stake in whether you close.

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