There is a conversation that happens early in almost every engagement, and it is the best conversation you will have all year.

Someone senior tells you what they want from you, and then tells you what you can expect in return. Scope, authority, the thing that happens when the business grows, maybe something about how the arrangement changes after the first year. The terms are specific. They are generous. Everybody means them.

Nothing gets written down, because writing it down at that moment would feel like an accusation.

Eighteen months later, the terms are different, and nobody can point to the day they changed.

That is not a rare story. It is the most common unforced error in independent work, and it is the one error almost never committed by careless people. It is committed by the conscientious, who document everything for everyone else and then walk out of their own best conversation with nothing but a good feeling.

Nobody lies. Memory does the work.

This is the part people get wrong about undocumented agreements. They picture a villain.

There is almost never a villain. There are two people who had a warm conversation, walked out with genuinely different pictures of what was agreed, and both remembered accurately for about four months. Then the business moved, and each memory drifted in the direction of that person’s interests, which is what memory does. Neither person lies at any point. They are simply both certain, and only one of them has anything on paper.

Watch how the erosion actually happens, because it never looks like a reversal. The business changes shape. The people around the table change. The original conditions get harder to describe precisely, because the thing they described no longer exists in that form. And at some point the arrangement quietly becomes whatever the current arrangement is.

Nobody gets overruled. They get outlasted.

The asymmetry is what should worry you. In an undocumented disagreement, the person with more power does not need to win the argument. They only need the argument to stay unresolved. Time settles it in their favor by default, because the status quo is theirs.

This is not cynicism about any particular relationship. It is a description of how organizations behave under pressure, including organizations full of people who like each other, which is most of them.

The Confirmation Note

Three sentences, sent within twenty-four hours of the conversation, from your normal email address, in your normal voice. No letterhead, no legal language, no attachment.

Good conversation today — writing down what I heard so we’re aligned. My understanding is [the specific thing, with the number and the date]. Tell me if I’ve got any of that wrong.

That is the entire instrument. It works for four reasons, and they compound.

It is not adversarial, so it does not change the temperature of the relationship. Sending a contract after a friendly conversation announces distrust. Sending a summary announces conscientiousness, and people appreciate it.

It creates a record with a date, which is the only thing that matters in eighteen months.

It invites correction, which means you either get confirmation or you find out today that you were misaligned — and finding out today is enormously cheaper than finding out in the second year.

And silence works in your favor. An unanswered summary is far better evidence than an unrecorded conversation, because the person had the chance to correct it and did not.

Send it in a channel that gets archived. A confirmation note in a messaging app that rolls off after ninety days is a confirmation note you do not have.

The moment to write it down is the moment it feels unnecessary

Here is the trap, stated plainly: the perceived cost of documenting an agreement is highest exactly when the actual cost is lowest.

Right after a good conversation, everyone is aligned, everyone is generous, and writing it down feels like you are implying somebody might renege. That is the cheapest moment that will ever exist. Every month after, the note gets more awkward to send, because now you are raising something rather than confirming it.

Wait long enough and you are not documenting an agreement anymore. You are opening a negotiation, from a worse position, about something you already thought you had.

There is a version of this that is worth saying out loud, because it is the objection everyone has. If I need it in writing, what does that say about the relationship? It says nothing about the relationship. It says something about the eighteen-month memory of two busy people and the shape of a business that will change twice before then. The people who are easiest to work with are, in my experience, the most receptive to a summary, because they were not planning to renege and the note costs them nothing to confirm.

The failure mode

You wait for the formal version.

Somebody says the contract is coming, or that HR is standardizing the letters, or that it will get papered after the quarter closes. This is usually sincere. It is also the single most reliable way for terms to evaporate, because the formal document is a project that requires someone else’s calendar, and it always loses to whatever is on fire.

The confirmation note is not a placeholder for the real agreement. Frequently it turns out to be the real agreement, and it is the version that exists.

Chiefs of Staff: this issue is pointed directly at you. You document everyone’s arrangements except your own. Your scope, your authority, your review cycle, and what happens to you if the principal’s plans change are almost certainly the least documented things in your organization. You wrote the letters for everybody else.

One thing to try this week: Pick the arrangement you would have the hardest time proving. Write the three sentences. Send them today, while it still feels unnecessary.

— Michael J Washington, Ocean Stride Advisory