Letter of Intent (LOI): Key Terms That Protect Your Sale

Why the Letter of Intent Is the Most Important Document in Your Sale Process

At Northeastern Advisors, we see this pattern every week: a business owner receives a Letter of Intent (LOI), sees an attractive headline price, and feels the finish line is in sight.

In reality, the LOI is where the buyer quietly defines the rules that govern what you will actually walk away with—your net proceeds, your risk exposure, and your leverage from here to closing. If the rules aren’t written correctly, the economics can shift dramatically after you’ve granted exclusivity, started diligence, and mentally committed to the transaction.

That’s why we treat the LOI as the real negotiation. The purchase agreement rarely “fixes” a weak LOI—it usually memorializes it.

The Purchase Price Means Nothing Without the Rules Behind It

Buyers often agree to a price while leaving themselves multiple levers to change it later: working capital adjustments, “normalized” EBITDA revisions, one-time expense disputes, or diligence-based claims. On paper, it still looks like the same deal. In practice, the number moves.

A common scenario: a $12 million LOI based on $2.5 million EBITDA. During diligence, the buyer challenges $150,000 of add-backs and introduces a more conservative view of “run-rate” margins. Suddenly, you’re staring at a $600,000+ price reduction—despite no change in customer demand, backlog, or operations.

We push for fixed pricing whenever the deal structure and buyer type allow it, so the number in the LOI is the number you should expect to receive unless something truly material is wrong. This is one of those “one sentence, six-figure impact” items that experienced advisors protect early. It also pairs naturally with a disciplined diligence approach—because the cleaner your financial story, the less room there is to negotiate you downward. A well-prepared Quality of Earnings analysis often prevents the buyer from “finding” problems that are really just accounting interpretations.

How You Get Paid Matters More Than the Headline Number

Most buyers don’t pay 100% at closing. They use structure—rollover equity, seller notes, earnouts, and escrows—to shift risk onto the seller. None of these are inherently bad. They’re simply tools. The question is whether the LOI makes those tools fair, measurable, and enforceable.

Rollover Equity: Equal footing or silent dilution?

If you’re rolling equity, you need clarity on valuation, governance, distributions, and exit rights. We’ve seen sellers accept a “meaningful” rollover, only to learn later that the buyer’s preferred equity stack, management fees, or recap terms effectively dilute the rollover’s value. The LOI should outline the capital structure and the basic rights associated with your rollover—before exclusivity.

Seller Notes: You’re financing the buyer—price it accordingly

If part of your consideration is a seller note, the LOI should specify interest rate, amortization, security/collateral, and default remedies. A seller note with vague terms is a polite way of saying, “We’ll figure out how and when you get paid later”—which is not a position you want to be in once diligence is underway.

Earnouts: Protect against “performance by spreadsheet”

Earnouts can work, but “all-or-nothing” earnouts often don’t. We prefer earnouts with graduated achievement levels, clear definitions, and protections against manipulation (for example, preventing the buyer from reallocating corporate overhead to your business unit to ensure targets are missed). If the buyer wants you to share risk, the LOI should ensure the buyer can’t unilaterally control the outcome.

Escrow: Size, time, and control

Escrows should be limited in size, limited in duration, held by a neutral third party, and structured so interest accrues to you. Without boundaries, escrow becomes an unpriced holdback that quietly reduces what you take home at closing.

This is where seasoned sell-side representation matters. A structured LOI can still be a great deal—but it should be a deal you understand and can live with. Many owners begin this journey on our seller advisory side because the goal isn’t just to “get an offer.” It’s to get the right offer, with the right terms, from the right counterparty.

Working Capital Is Where Buyers Quietly Change the Price

Most sellers are shocked to learn they can lose money at closing even after agreeing to a purchase price. The most common culprit is working capital.

Here’s how it happens in the real world: the LOI says “purchase price subject to a normalized working capital target.” No target is defined. The buyer later proposes a target that assumes higher inventory levels, lower payables, or more conservative accruals than you’ve historically carried. The result is a working capital “shortfall” that becomes a dollar-for-dollar reduction in proceeds.

We insist on either (1) a clear target number or (2) a formula based on historical averages, and we require that the same accounting rules used historically are used at closing. If you’ve been running the business on consistent GAAP (or consistent modified cash practices), the buyer shouldn’t be able to tighten definitions after you’ve signed exclusivity.

We also focus on “cash-free, debt-free” clarity so you keep what you’ve earned and the buyer gets what they expect. When sellers ask about improving valuation, we often start with fundamentals—because stronger EBITDA and cleaner working capital trends reduce buyer skepticism and reduce the surface area for adjustments. The discipline behind higher EBITDA isn’t just about a bigger multiple; it’s about fewer excuses to chip away at price.

Your Role and Pay After Closing Must Be Locked In Early

If you’re staying on post-close—whether for a transition period or longer—your compensation should not be treated as a handshake item. Salary, bonus structure, benefits, and reporting lines should be outlined in the LOI.

We’ve seen owners sign LOIs that say, “Seller to remain for 12 months on mutually agreeable terms.” That sounds reasonable until the buyer later says, “We’re happy to have you—but we’re adjusting comp to market and changing your bonus metrics.” At that point, you’re in exclusivity, your team knows something is happening, and your leverage is gone.

We never advise clients to sign an LOI that leaves post-closing compensation undefined if continued employment is part of the deal’s economics or your personal plan.

Who the Buyer Is Allowed to Talk To Is Not a Small Detail

Allowing buyers to contact employees or customers too early is one of the fastest ways to damage a business. Morale shifts. Competitors sniff an opportunity. Customers worry about service continuity. Key people start taking recruiter calls.

We typically require that employee and customer introductions happen only at the very end of diligence and only with management present. Until then, buyers can review data, customer concentration reports, pipeline summaries, and anonymized lists. This protects revenue and deal stability—because even a great LOI can collapse if the business gets disrupted mid-process.

If you’re concerned about concentration risk, it’s worth addressing proactively. Buyers price concentration into structure—often through earnouts or escrows. Building resilience ahead of market can materially change LOI terms, not just valuation, especially when supported by steps like diversifying your customer base.

Your Risk After Closing Must Be Capped

Indemnification language determines how much of the sale price you could lose later. The LOI should set expectations for survival periods, caps, baskets/deductibles, and the scope of claims.

For many middle-market deals, we target survival periods around 12 months for general reps, with caps around 10% of purchase price for ordinary claims, and a deductible structure that prevents nuisance claims. Without these limits, you can stay exposed long after the check clears—effectively turning your sale into a prolonged liability tail.

Exclusivity Is Where Sellers Lose Leverage

Exclusivity is often necessary—but it should be earned and controlled. Once you grant exclusivity, you can’t talk to other buyers, which means your negotiating leverage drops immediately.

We structure exclusivity to be time-limited and milestone-based, with clear expectations on diligence requests, financing progress, and drafting timelines. We also build in practical off-ramps if the buyer stalls, retrades, or drags the process to “wear you down.” Open-ended exclusivity is where strong offers turn into weak outcomes.

And because diligence is where many retrades are manufactured, sellers benefit from understanding how the process works and where buyers tend to press. A clear grasp of M&A due diligence helps you anticipate pressure points before they show up in redlines and revised models.

Why Northeastern Advisors Treat the LOI as the Real Negotiation

Many sellers assume the “real” negotiation happens later with attorneys in the purchase agreement. In our experience, that’s backwards. By the time the definitive documents are drafted, the deal’s economics—price mechanics, structure, working capital, indemnities, exclusivity—have already been set by the LOI.

When the LOI is tight, the rest of the transaction tends to move with clarity and momentum. When the LOI is vague, every open issue becomes an opportunity for the buyer to reprice the deal after you’ve committed.

Northeastern Advisors has guided buyers and sellers through LOI negotiations and the high-stakes push from signature to closing for over two decades, helping owners convert strong headline offers into real, bankable outcomes by locking in price mechanics, limiting post-close exposure, and preserving leverage through exclusivity and diligence. If you’ve received an LOI—or you’re preparing to go to market—getting the rules right at this stage can be the difference between closing on your terms and watching value leak away one revision at a time.

Frequently Asked Questions

Why is the LOI more important than the purchase agreement in a business sale?

The LOI sets the economic and legal framework the definitive agreement almost always follows, including price structure, working capital, escrow/holdback, indemnities, and exclusivity. Once you sign and grant exclusivity, your leverage drops and changes become harder to win without risking the deal. In practice, most “surprises” at closing are simply LOI terms playing out as written.

What LOI terms most commonly reduce my net proceeds after I accept the headline price?

The biggest drivers are working capital targets, debt-like items, transaction expenses, earnouts, seller notes, and escrow/holdback amounts. A strong headline price can be offset by an aggressive working capital peg or broad definitions that shift value to the buyer at closing. You should model net proceeds from the LOI terms before signing, not after diligence starts.

When should I agree to exclusivity, and how do I protect myself if I do?

Exclusivity should start only after key business terms are nailed down: structure, working capital methodology, indemnity caps/baskets, escrow, and a clear diligence scope and timeline. Limit exclusivity to a short period with automatic expiration, require a defined diligence plan, and include buyer obligations to proceed in good faith. If the LOI is vague and you still grant exclusivity, you’re effectively negotiating against yourself later.

How can I prevent the buyer from retrading the deal during diligence?

Require that any price adjustment be tied to specific, objective findings (e.g., a quantified revenue recognition issue) rather than “diligence results” broadly. Lock in accounting definitions for working capital and debt-like items, and add a clear process for dispute resolution. The goal is to make changes evidence-based and measurable, not subjective.

What should the LOI say about working capital so I don’t get surprised at closing?

It should define the working capital calculation, the target methodology (e.g., trailing 12-month average), seasonality treatment, and the exact accounts included/excluded. It should also specify who prepares the closing statement, timelines for review, and how disagreements are resolved. Vague working capital language is one of the most common ways sellers unintentionally give up value.

Which risk terms in an LOI matter most for sellers (not just lawyers)?

Focus on escrow size and duration, indemnity cap and survival periods, baskets/deductibles, and any special indemnities that carve out unlimited liability. Also scrutinize earnout conditions, non-compete scope, and any “financing out” or conditionality that lets the buyer walk. These terms determine how much of your proceeds are actually yours—and how long you remain exposed after closing.

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