Work in three passes: before the LOI, verify the fit and the earnings claim. After the LOI, verify that reality matches the story — documents, customers, people, equipment. Before closing, settle the legal structure and the transition. Most expensive surprises come from skipping pass one and hoping pass two catches it.
Pass 1 — before the LOI: is this deal worth pursuing?
- Fit first. Does the business match your cash, your skills, and where you live? A great deal you can't run or can't fund isn't a great deal.
- Three years of P&Ls and business tax returns. If a seller won't share them under NDA, that's your answer.
- The add-back schedule, line by line. The listing's SDE is a claim, not a fact — every inflated add-back moves the price by a multiple of itself.
- Price sanity. What multiple of SDE is the ask? How does it compare to what similar businesses in this industry trade for?
- The lender math. Can the business's earnings carry the acquisition loan with room to spare? Run the 60-second pencil check before you fall in love.
- The real reason they're selling. Retirement is an answer. "It runs itself" is a sales pitch.
Pass 2 — after the LOI: does reality match the story?
- Bank statements against the P&L. Deposits should reconcile with reported revenue. Gaps need explanations, in writing.
- Customer concentration. If one customer is a third of revenue, you're buying a relationship you don't have yet.
- The lease. Term left, transfer rights, and what the landlord knows. A business without its location is often not the business you priced.
- Licenses, permits, and registrations. Which ones transfer, which ones you must requalify for, and how long that takes.
- The people. Who actually does what, what they're paid, and who might leave when the owner does — including family members quietly holding the place together.
- Equipment and vehicles. Age, condition, and what needs replacing in the first two years. That's capital the listing price doesn't mention.
- Working capital. How much cash the business needs in the till to operate. It's usually not included in the price — and you'll need it on day one.
Pass 3 — before closing: settle it on paper
- Asset purchase vs. stock purchase. The tax and liability consequences differ sharply — this is an attorney-and-CPA decision, made early, not at the closing table.
- Purchase price allocation. How the price splits across equipment, goodwill, and the rest changes both parties' taxes. Agree before the paperwork, not after.
- Non-compete and transition terms. How long the seller stays to hand over relationships, and what stops them opening across the street.
- Final numbers re-verified. Months pass between LOI and closing. Confirm the business you're buying in October is the one you priced in June.
- Insurance, payroll, and accounts ready to switch. The boring logistics that decide whether week one is a handoff or a fire drill.
Scope runs this list with you. Drop in a deal and it builds a living diligence checklist that knows what's missing, reads the documents you collect, and flags what doesn't add up — organized into a package your lender, CPA, and attorney can work from. First deal free, no credit card.
Start your checklist freePrefer paper first? The free buyer guides include a downloadable due-diligence checklist, an LOI template, and 40 questions to ask the seller.
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FAQ
How long does buying a small business take?
From first conversation to closing, a few months is typical — LOI to closing alone often runs 60 to 90 days, and SBA financing adds its own clock. Rushing the diligence pass to hit a date is how expensive surprises get bought.
What kills most deals?
Earnings that don't survive verification. The second most common: the lender math failing at the asking price. Both are pass-one checks — which is the argument for running them before you spend on diligence.
Can I do diligence myself?
You can do the organizing and the first read yourself — that's what this checklist and Scope are for. But bring a CPA in before you rely on the seller's numbers, and an attorney before you sign anything heavier than an NDA. You're paying them for judgment; arrive with the file prepared.
Educational content, not financial, legal, or tax advice for your situation — confirm specifics with your own CPA and attorney.