In the commercial validation session of an investment review, the binder the company side has prepared most carefully is, more often than not, the letters of intent file — tabbed, printed on counterparty letterhead, populated with recognizable names, and reconciled to the growth curve in the management presentation. The first question from the other side of the table, however, is almost never about the aggregate value the file represents. What gets asked instead is how many of these letters have converted into executed contracts since the date of signature, where the unconverted ones currently sit, and whether that ratio has ever been calculated anywhere inside the company before this meeting. The pause that follows carries considerably more information than the thickness of the binder, since the letters themselves are an output, whereas what the review is testing is the process that produced them.
Letters of intent have become so widespread in corporate practice because they are inexpensive for both parties. For the buying side, a letter is the cheapest available means of registering interest without placing an item on the procurement committee agenda, without allocating budget, and without requiring legal to open a file; for the selling side, it records visible progress while deferring price negotiation, delivery commitment, and liquidated damages. The arrangement is genuinely functional at an early stage — it fixes mutual intent, unlocks technical work, and legitimizes the allocation of resources on both sides. The difficulty lies not in the instrument but in the persistence of its role after the conditions have changed: as the company grows and the revenue forecast hardens into an institutional commitment, the same low-cost document becomes the carrier of a high-cost assumption.
The mechanics of that shift concentrate in a single question — whose signature the letter carries. Within counterparty organizations, the individual who produces an expression of interest is typically a business unit head, a technical director, or an innovation lead, while the line that approves budget runs through procurement, finance, and frequently a separate investment committee. The distance between those two lines varies by sector, being short in standardized product purchases and, in facility investments requiring capital expenditure, as long as a full budget cycle. Where that distance has not been mapped internally, the sales organization continues to read a document it produced itself as a signal of progress, even though no approval step has yet been cleared on the other side. A letter portfolio grows under these conditions without maturing; volume rises while conversion stays flat, and the widening gap erodes the credibility of the forecast itself.
What the review looks for in this file can be named in sequence, and the sequence is not arbitrary. The first test is whether the letter is a corporate instrument at all rather than the printout of an email exchange; the second concerns the currency of the document, the signatory's authority on the counterparty side, and the conditions the letter carries — volume range, price mechanism, technical acceptance criteria, validity period. The third asks how the instrument is positioned within the day-to-day sales process: which pipeline stage the letter corresponds to, what evidence is required to move to the next stage, and who holds the authority to approve that transition. Measurement follows, in the form of whether the signature-to-contract conversion ratio, the average conversion period, and the loss reasons for unconverted letters are recorded anywhere at all. Continuity is asked last: whether these letters are the product of a repeatable institutional capability or the output of one person's relationship network.
Where any of these six layers shows a gap, the finding does not remain a footnote in the review; it migrates directly into transaction structure. The behavior typically observed in practice is that the acquiring side does not strike an undocumented letter portfolio from the revenue model, but widens the confidence interval attributed to that revenue line, and the widening tends to register in the payment mechanics rather than in the multiple. A portion of the consideration is placed into an earn-out, the earn-out trigger is frequently locked directly to the conversion of these very letters into contracts, and the seller continues to carry the evidentiary burden of a document it produced itself well into the post-closing period. In parallel, representations concerning customer commitments are narrowed and the escrow percentage is pushed upward. An undocumented conversion ratio, in other words, defers collection of the price before it reduces the price.
The second and less frequently noticed cost operates through founder dependency. Where a meaningful share of the letters has been generated through the personal relationships of the founder or a single senior salesperson, the reviewing party classifies the portfolio as an asset of that individual rather than of the company. The institutional consequence is a hardening of post-transaction retention terms: key person agreements lengthen, non-compete scope broadens, and a material portion of the consideration is tied to continued service. Sellers frequently read this outcome as a signal of distrust, whereas the mechanism is entirely structural — unable to locate a record demonstrating that the acquired revenue line is transferable, the buyer fixes the person by contract instead. Had the same portfolio been shown to originate from several individuals working through a defined process, most of those terms would in all likelihood never have entered the negotiation.
The third channel is forecast accuracy itself, and it is generally the most expensive. Where a company carries a given percentage of its letter portfolio into revenue guidance and that percentage derives from management judgment rather than from historical conversion data, the substantive finding in the review ceases to concern the letters and becomes a finding about planning discipline. At that point the review table reprices not a single line item but the relationship between management and its own data, on the reasonable assumption that the same intuitive method is probably operating in inventory policy, capacity investment, and hiring plans as well. A gap opened under commercial validation thereby extends into operational planning, and the basis for a discount moves from the particular to the structural.
The intervention that neutralizes this tendency is not to have the sales organization collect more letters, but to narrow the internal definition of what counts as one. A functioning arrangement has three components: first, a written minimum content threshold a document must satisfy before it may be classified as a letter of intent — volume range, price mechanism or pricing methodology, technical acceptance criteria, validity date, and a statement of the signatory's authority; second, separate tracking of documents falling below that threshold as expressions of interest, excluded entirely from the revenue forecast; third, recording of the counterparty's approval path alongside the letter, which means noting at the outset which committee decides on what calendar. Once these three are in place, the nominal size of the portfolio ordinarily contracts, while what remains becomes defensible.
BEIREK's work in this area proceeds from treating the commercial validation line as a record regime rather than a document collection. We segment the existing letter portfolio by signature date, by the counterparty's position on its own approval ladder, and by the degree to which the conditions set out in the letter are binding; we then reconstruct, retrospectively, the ratio of converted to unconverted letters and the average conversion period, in most cases making both calculable inside the company for the first time. That ratio replaces the coefficient previously applied in revenue guidance, moving the basis of the forecast from judgment to observation. On the ownership side, we define the role in which letter generation, letter tracking, and the decision to write a letter off are consolidated, separate that role from the founder, and attach it to a monthly review cadence — the material point being not who makes the decision, but that the evidence on which it was made is recorded.
The second layer of that work is designing in advance how the portfolio will be presented at the review table. When the letters file entering the data room is assembled not as a stack of documents but as a whole — conversion statistics, a map of counterparty approval paths, and a classification of loss reasons included — a substantial share of the questions the other side would otherwise raise has already been answered. This preparation does not raise the transaction price directly; what it does is narrow the protective layers the buyer would otherwise construct against uncertainty, namely the earn-out share, the escrow percentage, and the conditions precedent to closing. In practice, the gain realized by the seller tends to appear not in the headline number but in how much of the consideration converts to cash at closing.
The continuity dimension is the last to be built and the one requiring the longest runway, since it is complete only when more than one individual can be shown to produce letters by the same method and to achieve comparable conversion. Its institutional expression is the transformation of the sales process from a personal craft into a defined evidence chain: which technical document is shared at which stage, at what point a reference visit is introduced, at what threshold a pilot proposal is put on the table. Once that chain is written down, the time required for a newly hired sales manager to produce a first qualifying letter becomes a measurable quantity, and that figure tends to be the single most persuasive indicator available in a review. Claims of scalability are tested precisely against it.
Properly constructed, a letter of intent is not a promise of revenue but a certificate of maturity for the sales process; improperly constructed, it is the clearest available evidence of how casually a company trusts its own forecast. The distinguishing question at the review table is never how many letters exist, but whether the rate at which those letters converted into contracts was calculated by the company before the review began or for the first time during it. The answer to that question tends to determine how the remainder of the valuation discussion will proceed.