Editing a full draft in one pass, sentence by sentence from the top, wastes effort: you might spend twenty minutes tightening a paragraph the structural pass would have cut. Working the other way round, from the shape of the whole piece down to individual words, means every pass only touches material that has already earned its place. Each pass has a different job, and doing them in order is what makes the later passes quick.

• Structure pass: does the piece argue in the right order
• Paragraph pass: does each paragraph make one point, and make it first
• Sentence pass: does the sentence carry one idea, at a length that suits it
• Word pass: is every word doing work, or just filling space

Structure pass: does the order serve the reader

This pass asks whether the sections of the piece appear in the order the reader needs them. A project proposal that states its recommendation in section four, after three sections of background, is asking a busy reader to hold three sections in mind before getting the point. Moving the recommendation to the front and letting the background follow as support fixes the whole document in one move, and it is a move worth making before you touch a single sentence inside those sections. The guide on structure for longer pieces covers how to test and reorder a longer piece properly.

Paragraph pass: does each one open on its point

Within a section that is now in the right order, each paragraph gets checked separately: does it make one point, and does the first sentence carry that point. An email that opens with two sentences of context before the actual request often loses the reader before the request arrives. Swapping the order so the ask comes first and the context follows as a trailing clause changes nothing about the facts in the email, only the order the reader meets them in.

Sentence pass: length and rhythm

Once the paragraphs are in shape, the sentence pass looks at how each one reads: whether it runs long because the thought needs it or long out of habit, and whether three short sentences in a row have started to sound like a list read aloud. This is measurable in a way structure and paragraphing are not, which is why it comes late rather than first. The guide on sentence length, rhythm and one idea each sets out the thresholds and shows the revisions in full.

Word pass: what each word is doing

The last pass is the one most people start with, and starting there is the mistake: hunting for filler, hedges and nominalisations in a paragraph that gets cut in the structure pass is time spent on words nobody will read. Once the earlier passes are done, this pass is quick, because there is far less text left to check. The guide on plain English without dumbing down covers filler, hedging and the word choices this pass looks for.

A tool that checks a draft is counting something: how long a sentence runs, how often it uses a passive construction (the sentence puts the action before the doer, or drops the doer altogether, as in "the report was submitted" rather than "Sarah submitted the report"), how many times the same word turns up in three sentences running. Those are measurements, and a measurement is something you could check by hand if you had the patience. Whether the sentence should be shorter, whether the passive was the right call there, whether the repeated word is a problem or simply the plainest word for the job: that is a judgement, and no tool can make it for you.

What a tool can count

The things a checker can see are mechanical, in the sense that two people running the same draft through it would get the same count. That covers a fair range:

• Sentence length, and how much it varies from one sentence to the next
• Passive constructions, flagged wherever the grammar allows one
• Word echoes, where a word or its close relative repeats across nearby sentences
• Spelling convention, so a draft mixing "organise" and "organize" gets caught

A useful measurement reads like a fact: "this draft contains 14 passive constructions". The count tells you where to look. It does not tell you what to do when you get there, and a longer look at how sentence length is actually measured and used sits in Sentences: Length, Rhythm and One Idea Each.

What only you can judge

Everything past the count is a judgement, and the tool has no way to make these for you because they depend on things it cannot see: who is reading, what they already know, what the sentence is trying to do. That includes:

• Whether the claim in the sentence is actually true
• Whether the passive was the right choice, because the doer genuinely does not matter here or the sentence needs to end on the thing that does. The Passive Voice Argument, Settled Enough to Use covers when that holds
• Whether the tone suits the reader in front of you
• Whether a long sentence is carrying one considered thought or simply running on
• Whether the repeated word is doing useful work or just showing you were tired when you wrote it

Why there is no score

A single number pretends that every reader wants the same thing from a sentence, and collapses a dozen separate judgement calls into one figure that tells you nothing about which one is wrong. A report written for a regulator and an email written for a colleague can both come back with the same count of long sentences and need completely different edits. The count is the same fact either way. What you do with it depends on who is reading and why, which is a question a checker was never built to answer.

A draft reaches the point of diminishing returns when each further change is neutral or negative. The fourth pass in the framework above (the word-level pass) is where this happens most often, because at that stage the changes are small enough that it is hard to tell a genuine fix from a fidget.

Signs you are polishing rather than improving

The clearest sign is reversal: you swap a word for a synonym, read the sentence, and swap it back within the same session. Another is editing a sentence you already fixed in an earlier pass, which usually means you are rereading out of habit. A third is spending more time on a paragraph than its place in the piece justifies, tightening a minor aside while a genuine structural problem two pages on goes untouched.

• You have changed the same word more than twice without settling on either version
• You are rereading a passage for the fourth or fifth time and finding nothing new
• The change you are making would not be visible to a reader who was not also the person who wrote it
• You are editing at word level while a paragraph earlier in the piece still needs cutting or moving

A working rule for stopping

Ask which of the four passes you are currently on. If you cannot answer, that is usually the sign to stop, because it means you have drifted into general rereading. A cleaner version of the same rule: read the piece once more with a single question in mind, such as whether every paragraph still needs to exist, and if the answer is yes throughout, the draft is done for now.

Setting the draft aside for a few hours or a day, where the deadline allows it, does more than another editing pass usually will. Fatigue makes small wording choices feel urgent when they are not, and a break resets that judgement more reliably than pushing through it.

Where to check your own judgement next

Style guidance is not settled everywhere, and where your instinct and a rule disagree, it is worth checking a named source. The GOV.UK style guide, written by the government's own content designers, is a working example of plain English applied to real reports and public communication. The Plain English Campaign covers word choice and sentence construction from the reader's side, which is useful once you are past structure and into the line-by-line pass. The Chartered Institute of Editing and Proofreading sets out the standards professional editors work to, which is the right place to look if you want to know how far a self-edit can reasonably go before a second pair of eyes is worth paying for.

If your draft went through an AI assistant before you started editing it, the checks that matter change slightly, and that is covered separately in Editing Your Own Draft After an AI Assistant Has Touched It.