OET Writing Feedback: Why Vague Comments Fail You (And What to Ask For Instead)

If you’ve ever submitted a practice OET letter and received feedback like “work on your tone” or “your content needs improvement”, you already know the frustration: you have no idea what to do next.

Vague feedback is not just unhelpful — it actively slows your progress. When you don’t know which of the 6 OET criteria is failing and why, you’re guessing at your next draft. Some candidates guess wrong for months.

This post explains what useful OET writing feedback looks like, why generic comments fall short, and what you should be demanding from every practice session.

The 6 Criteria You’re Actually Being Scored On

Before you can evaluate feedback quality, you need to understand the marking structure. OET Writing is scored across six criteria:

Total: scored out of 40, converted to 0–500 scale.

Grade B (350–440) is required for nursing registration in the UK (NMC), Ireland (NMBI), Australia (AHPRA), New Zealand (NZREX), UAE (HAAD/DHA), and Saudi Arabia (SCFHS). Every piece of feedback you receive should be traceable back to one or more of these criteria.

What Vague Feedback Actually Looks Like

Here are real examples of the kind of feedback that tells you almost nothing:

• “Your tone needs to be more professional.”
• “You’ve included too much information.”
• “The letter doesn’t flow well.”
• “Try to be more concise.”
• “Your grammar has some issues.”

Each of these points to a real problem — but without knowing where in the letter, what specifically is wrong, and which criterion is penalised, you cannot produce a better letter next time.

Compare that to criterion-specific feedback on the same issues:

The Content Criterion: Where Vague Feedback Does the Most Damage

Of all six criteria, Content is the one where vague feedback is most destructive — because it’s also the hardest to self-assess.

Content is scored /7 and asks: Did you select the right information from the case notes for this reader, at this point in care?

That requires you to:

1. Identify which case note items are clinically relevant to the recipient
2. Exclude distractors (information that is irrelevant or inappropriate for this reader)
3. Calibrate the level of detail to the reader’s clinical role

No generic English tutor can assess this accurately. They don’t know whether a medication history is relevant to a physiotherapist. They don’t know that a specialist already knows the drug’s mechanism of action and doesn’t need it explained. They don’t know that including a social history in an urgent emergency referral can imply poor clinical prioritisation.

This is why feedback that says “good content selection” without referencing the case notes is meaningless — the marker has no way to know if you’ve actually identified all required items or missed critical ones.

Before and After: A Real Feedback Comparison

Here’s a practice scenario to illustrate the difference.

Scenario: Maria, 62F, presents to the ED with sudden onset left-sided weakness, facial drooping, and slurred speech. History of hypertension and Type 2 diabetes. CT head ordered. You are the nurse — write a referral to the on-call neurologist.

Draft submitted by a candidate:

Dear Dr. Singh,

Re: Maria Santos, DOB 12/03/1964

I am writing to refer Mrs. Santos, who has been experiencing some neurological symptoms. She has a history of hypertension and diabetes. She also has had some balance issues in the past. Her CT scan has been ordered. Please review at your earliest convenience.

Yours sincerely, Sarah O’Brien, RN

Vague feedback received: “The letter is too short and doesn’t give enough information. The purpose is unclear. Work on your clinical detail.”

What the candidate does next: Adds more sentences. Makes the letter longer. Still doesn’t understand that the acute presentation was buried and the urgency wasn’t established.

Criterion-specific feedback on the same draft:

• Purpose /3 → ~1: The opening sentence (“experiencing some neurological symptoms”) does not state the reason for the referral clearly. You must name the suspected condition or the clinical concern in sentence one. E.g., “I am referring Mrs. Santos urgently for neurological assessment given a presentation highly suggestive of acute stroke.”

• Content /7 → ~3: Three critical items omitted: (1) time of symptom onset — essential for thrombolysis eligibility window; (2) GCS or NIHSS score if assessed; (3) current vital signs. Additionally, “balance issues in the past” is a distractor — past balance issues are not clinically relevant to this acute presentation unless they represent prior TIA.

• Organisation /7 → ~4: Current acute presentation must come immediately after Purpose in an emergency referral. Historical context (hypertension, diabetes) should follow — not precede — the acute status. The letter is structured chronologically rather than by clinical priority.

• Genre & Style /7 → ~5: “Some neurological symptoms” and “some balance issues” are non-specific and do not meet clinical register standards. Use precise clinical descriptors: “sudden-onset left-sided hemiparesis, dysarthria, and left facial droop.”

• Language /7 → ~6: No significant grammatical errors. Minor issue: “at your earliest convenience” is appropriate, though “urgently” in the Purpose line would better convey acuity.

What the candidate does next with criterion-specific feedback: They rewrite the Purpose sentence, restructure the opening to lead with the acute presentation, add time of onset and GCS, remove the balance history, and replace vague phrasing with clinical descriptors. The next draft scores materially higher on every criterion.

What to Ask For in Every Practice Session

Whether you’re working with a human tutor, a peer, or a feedback tool, here is the minimum you should require after every practice letter:

Checklist for Quality OET Writing Feedback

• Is each comment tied to a named criterion (Purpose, Content, Conciseness, Genre, Organisation, Language)?
• Does the feedback quote the specific sentence or paragraph with the issue?
• Does it explain why that element loses marks under that criterion?
• For Content: does it reference which case note items were omitted or incorrectly included?
• Does it provide a corrected or improved version, not just identify the problem?
• Is a score or score range given per criterion, not just overall?

If your current feedback source cannot provide all of the above, you are not getting the diagnostic precision you need to reach Grade B.

Why Human Tutors Often Can’t Provide This Either

This is not a criticism of OET tutors — it’s a structural problem. Even experienced human tutors face two constraints:

1. Time. A thorough criterion-by-criterion breakdown of a single letter takes 30–45 minutes. At the cost of most private tutors in Ireland or the UK (€40–70/hour), few candidates can afford more than 1–2 marked letters per week. Most candidates need 20–30 marked drafts to reach Grade B consistently.

2. Content accuracy. Accurately marking the Content criterion requires the tutor to have studied the same case notes as the candidate, mapped all the required and distractor items, and cross-referenced the candidate’s letter against that blueprint. This is laborious to do correctly and is frequently approximated rather than done rigorously.

The combination of these two constraints means that many candidates receive feedback that is well-intentioned but insufficiently precise to drive score improvements on the criteria that matter most.

How FluencyX Approaches Feedback Differently

FluencyX was built specifically to solve the Content criterion problem — the one criterion that generic AI tools cannot assess because they have no reference point for what “correct” case note selection looks like.

When you submit a practice letter on FluencyX, it checks your letter against a verified case note blueprint for that specific task. It identifies:

• Which required content items you included
• Which required items you omitted
• Which distractor items you incorrectly included
• How your selections affect your Content score

This happens across all 6 criteria in seconds — not days. It’s not a grammar checker. It’s a criterion-specific diagnostic tool that gives you the same type of feedback described in the “specific” examples above.

For candidates practising multiple letters per week — which is what reaching Grade B requires — this kind of fast, precise, criterion-level feedback is what converts practice into progress.

You can get a free diagnostic on your first letter at /blog/oet-writing-practice-test-free.

The Bottom Line

Feedback quality directly determines how quickly you improve. A candidate who receives vague comments after every practice letter will plateau quickly. A candidate who receives criterion-specific feedback — naming the criterion, citing the sentence, explaining the penalty, referencing the case notes — will improve in a fraction of the time.

Before your next practice session, ask yourself: Does my current feedback source tell me exactly which criterion I failed, where in my letter, and why?

If not, it’s time to change your approach.