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Underwrite on what a property actually earned.

Short, practical guides to the documents that decide a multifamily deal: the T-12, the rent roll, and the offering memorandum. No jargon for its own sake, real worked numbers, and a free tool at the end of each.

How to underwrite an apartment deal

The full six-step sequence on one 24-unit property: gather the actuals, reconcile, normalize NOI, screen red flags, split actuals from proforma, then value it and size the debt.

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What is a T-12 in commercial real estate?

The trailing-twelve statement, line by line, and why a quarter point of cap rate moves price by six figures.

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How to analyze a T-12, step by step

The five-step buyer workflow with one worked example carried from rent roll reconciliation to verified NOI and price.

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The 15 T-12 anomaly detectors

The exact checks every listing passes before it goes live: thresholds, severity, and why each pattern matters.

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T-12 vs proforma

Actuals versus projection on one property, and how to tell a fair adjustment from an unsupported one.

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How to read a rent roll

What each column means, and the four checks that reconcile a rent roll against the T-12's collected income.

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Offering memorandum red flags

An interactive checklist of the places where OM marketing math diverges from the ledger, with the dollar impact of each.

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How to verify a T-12

The five checks a T-12 has to pass before it can list, and what a good written disclosure looks like when one flags.

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The multifamily T-12 template

A free blank T-12 you can download and fill from your management software, plus an annotated sample showing what buyers flag.

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The multifamily rent roll template

A free rent roll you can download and fill unit by unit, plus the worksheet that reconciles it to the T-12's collected rental income.

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How a DSCR calculator sizes a multifamily loan

DSCR, the loan constant, and the max loan, worked on verified NOI, plus what a proforma-inflated NOI does to loan proceeds.

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Loss to lease, explained (with a reconciler)

Why loss to lease is upside, not a loss, and how it differs from vacancy, concessions, and bad debt. Free five-bucket reconciler.

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RTOM vs Crexi

A fair side by side: a broad CRE listings and auction marketplace versus a multifamily-only marketplace computed from screened T-12 actuals, and when each is the better choice.

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Start with your own numbers

Upload a trailing twelve and get a verified health report in seconds. Free, no login.

Run the free T-12 health check

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RTOM is a marketplace; not a broker-dealer or investment advisor.