Key Principle
Diligence exists to convert the seller's tacit, gut-level knowledge into verifiable words and numbers — the "shared reality" both sides need before millions change hands. "No one sane is going to pay millions of dollars for something they have not verified to be valuable" (Appendix B). The grueling part is the verification; it is a feature, not friction. The same fact is a priced, manageable risk if surfaced early in words and numbers — and a deal-killer (or re-trade lever) if the buyer discovers it later.
Diligence is also a two-way audition. While the buyer audits the business, the seller previews "how the buyer is to work with." Because so much consideration is deferred (seller note, earnout, rolled equity), the partner you vet here determines whether you actually get paid — buyer character ≥ checkbook.
Why This Matters
Most deals die not from bad numbers but from "communication issues or an inability to find shared reality." The owner runs on instinct; the buyer can only verify what gets translated into documentation: "The buyer needs to see what you know in words and numbers" (Behind the Curtain). No translation, no verification, no deal.
Quarterback your own deal. Advisors carry the load but not the consequences: "Assemble enough people with great expertise to... extend your capacity, but do not delegate judgment" (Appendix B). The once-in-a-lifetime seller must not let people who walk away whole make the deal on their behalf. Keep the informed circle as small as the workload allows — leak risk scales with headcount.
The 9-step deal timeline (orientation, not a rigid track; relationship-building runs underneath all of it): (1) Conversation starts — "Are our visions of success aligned?"; (2) IOI; (3) First office visit (partner-fit + verification); (4) LOI (non-binding, opens exclusivity); (5) Diligence begins; (6) Deal reinforced by diligence — terms reshaped to reflect what was discovered; (7) Pre-close checklist; (8) Purchase Agreement; (9) Close. Step 6 is the structural origin of the re-trade: diligence re-prices, it isn't pass/fail on a fixed number.
The diligence team: internal core (CEO + CFO/controller + COO, who pull the documents); an intermediary who makes the market and/or runs the data room; an M&A attorney, not a generalist ("purchase agreements are different beasts"); and a tax advisor on proceeds allocation. "Building your diligence team is like being in the first 20 minutes of a heist movie... going it alone is not advisable" (Appendix B).
The Pressure Points that derail deals — name them to pre-empt them (Behind the Curtain):
- Poor information systems — smaller companies have lots of data but it's "inaccurate and unorganized" because "most owners trust their gut more than the numbers." Sensible for an operator; still has to become words and numbers.
- Buyer skill / comfort with ambiguity — the ability to process messy data "becomes more and more crucial the smaller the acquisition target." Intermediaries help but "sometimes lack the necessary skill set"; "someone has to do the work."
- Misrepresentation — a spectrum from innocent omission to fraud; "intent and nature of that extra shine can make all the difference," and one catch makes "everything else... a little more suspect."
- Staff access — hiding the sale from accounting/finance/HR leaders, whose precise answers the buyer needs, is "highly problematic" and a self-inflicted complication.
- Emotions — "without exception" the seller finds questions "stupid, insulting, or out-of-bounds" and the buyer reads the seller as withholding; both hit "'aww, screw it' moments." Guidance: "keep your head, be rational, and be slow to anger."
Good Examples
The Four Big Questions organize every comprehensive request list — the goal is knowing who to negotiate with, what liabilities exist, and how to steward the company:
- Who are you? — entity type, locations, ownership, who actually influences decisions.
- What do you do? — financials, counterparties, owned/protected assets, people.
- Where are the risks? — "Investing in a business is never risk-free"; a direct pass at risk (embedded everywhere else too).
- What else should we know? — catch-all leveraging that the seller "know[s] your business better than anyone else."
The "explain-the-why" request format is itself the method. Every item arrives three ways: (1) a plain-language question, (2) "what we're trying to understand" and why it matters, (3) an action verb + the exact deliverable. The verb schema graduates from trust to evidence: Describe/Detail (narrate/itemize) → List/Identify (enumerate/pinpoint) → Provide (hand over documents) → Verify. Pairing each ask with its purpose keeps diligence cooperative, not an adversarial document dump that makes sellers stall.
Category-by-category risk logic (representative items, not exhaustive):
- Organizational / "Who are you?": org chart, articles/by-laws/operating agreements, company history (inherited liabilities), locations (any with >$50k/yr sales triggers listing), interests in other entities. Surfaces the precise legal/economic perimeter being bought.
- Equity, ownership & control: the cap table plus all equity-like claims — options, phantom/profits interests, warrants, oral or written promises to grant equity, ROFR/ROFO, voting trusts, dividend restrictions. Goal: "make sure that everyone who's supposed to get paid gets paid." Classic deal-killer-if-late: a phantom promise rewrites who gets paid.
- Financial / quality-of-earnings (5-yr lookback): statements + accounting-policy summary (flag audited/reviewed/compiled), balance-sheet account reconciliations ("show your work," not just totals), monthly interims, projections read as a managerial signal not a forecast, revenue/cost-recognition rules, trends, budget-to-actual. "Looking at the books can only tell you so much unless you know the rules of engagement."
- Balance-sheet realizability ("is the carried value real?"): off-book/handshake deals (framed non-punitively so the seller volunteers them), asset schedule ("a bibliography for the asset side"), receivables aging — "Money you're able to collect quickly is worth more than money you can't collect" — WIP/backlog, inventory ("the rules of your inventory game").
- Commercial concentration ("how fragile are the cash flows?", 5-yr window): top-20 customers/yr, top-10 suppliers/yr (replaceability + bargaining power), warranty/claims history.
- Property / equipment / IP — three forks: owned vs. leased (different document sets); condition/timing vs. existence (engineering reports, estimated remaining useful life — "having to replace it immediately is a different calculation"); clean title vs. encumbered (liens, easements, COs, zoning). IP: own it or license it; demand chain-of-title (invention-assignment, work-for-hire from every contributor) — an undocumented contributor clouds title. "Pending or threatened litigation aren't deal killers — but they do indicate how disputed any IP is."
- IT & workforce — every list "tells a story": software classification (own vs. license), current and historical data-breach records, and for IT failures the forward question — "whether there's still something that needs to be fixed." Workforce: W-2 vs. contractor ("a sticky one" — misclassification exposure), enforceability of restrictive covenants, terminations (24-mo lookback as litigation/culture signal).
- Labor, benefits & liabilities — underwrite the downside: CBAs and union status (singled out: withdrawal liability can be triggered by the transaction itself), every benefit/deferred-comp plan + Form 5500, and the Obligations & Encumbrances Inventory (indebtedness, undrawn lines, guaranties, liens/UCC, cross-collateral, insider loans within the last year). Core test: "we want to know if people are entitled to money that isn't there to pay it."
- Tax / related-party / insurance: returns (5-yr) as a credibility check — "another lens into who you are"; elections (S/QSub) that affect deal structure, not just price; related-party links that must unwind cleanly (standalone test); insurance — "what you're not paying for and why tells us a lot."
- Legal / regulatory / environmental: litigation (5-yr past/pending/threatened), permits/licenses, investigations; environmental liability follows historical ownership — "Just because you don't own a property anymore doesn't mean you're out of the liability woods." List all facilities ever owned/operated; PRP letters flag outstanding liability.
- Change of control — consent vs. notification: Consent = a third party who must be told and approve (holds blocking/conditioning rights). Notification = must be told but "doesn't have any rights." This distinction determines who can block the closing versus who is merely informed.
Counterpoints
- Re-trading. Step 6 legitimately re-prices on real discoveries — but bad-faith firms weaponize it: "showing a big, beautiful number to get the LOI signed, with no intention of closing on anything close." Defense: "understanding the track record of your prospective buyer is so important" (Behind the Curtain).
- Self-disclosure isn't fully trusted. "We'll then cross-check that list against public databases" (UCC filings) — the seller's list is the start, not the end.
- Misrepresentation is a spectrum, from innocent (a seller "didn't know we really meant 'all'") to fraud. The corrosive cost of any catch: once caught in one lie or omission, "everything else becomes... a little more suspect."
Key Quotes
"The buyer needs to see what you know in words and numbers." — Brent Beshore, (Behind the Curtain)
"Assemble enough people with great expertise to... extend your capacity, but do not delegate judgment." — Brent Beshore, (Appendix B)
"If there's one thing we've learned, it's that weird stuff consistently hides in inconsistent places. And, if we don't ask about it, we may never learn about it." — Brent Beshore, (Behind the Curtain)
"Whatever we're buying must be able to stand on its own." — Brent Beshore, (Behind the Curtain)
Rules of Thumb
- Translate gut knowledge into words and numbers — if it isn't documented, it can't be verified or priced.
- Disclose warts-and-all early: early = priced risk, late = deal-killer or re-trade lever.
- Quarterback your own deal; extend capacity, never delegate judgment. Keep the informed circle small.
- Pair every request with its "why" — cooperative beats adversarial.
- Match the verb: List/Identify/Provide/Describe/Detail/Verify each demand a specific deliverable.
- Read each list as a story (tenure, terminations, concentration), not a checkbox.
- Underwrite the downside; hunt contingent and off-balance-sheet liabilities; confirm the business stands on its own.
- Vet the buyer's track record before signing the LOI.
- On change of control, separate consents (can block) from notifications (informational).
Related References
- Deal Killers & the Honesty Principle - what diligence hunts for
- The Sale Process — From Teaser to Close - diligence follows the LOI
- Deal Vocabulary Glossary - diligence terms