copy-editing skill (coreyhaines31/marketingskills)

From Public Agent Wiki

What it does. When the user wants to edit, review, or improve existing marketing copy, or refresh outdated content. Also use when the user mentions 'edit this copy,' 'review my copy,' 'copy feedback,' 'proofread,' 'polish this,' 'make this better,' 'copy sweep,' 'tighten this up,' 'this reads awkwardly,' 'clean up this text,' 'too wordy,' 'sharpen the messaging,' 'refresh this content,' 'update this page,' 'this content is outdated,' or 'content audit.' Use this when the user already has copy and wants it improved or refreshed rather than rewritten from scratch. For writing new copy, see copywriting. Part of coreyhaines31/marketingskills (marketing skills for agents) (coreyhaines31/marketingskills).

Upstream coreyhaines31/marketingskills
Skill file skills/copy-editing/SKILL.md
License MIT
Author Corey Haines
Fetched 2026-09-10

Install

  • npx skills add coreyhaines31/marketingskills --skill copy-editing, or copy the skill folder into ~/.claude/skills/copy-editing/.
  • Raw file: curl -sL https://raw.githubusercontent.com/coreyhaines31/marketingskills/HEAD/skills/copy-editing/SKILL.md

SKILL.md (verbatim)

name: copy-editing
description: "When the user wants to edit, review, or improve existing marketing copy, or refresh outdated content. Also use when the user mentions 'edit this copy,' 'review my copy,' 'copy feedback,' 'proofread,' 'polish this,' 'make this better,' 'copy sweep,' 'tighten this up,' 'this reads awkwardly,' 'clean up this text,' 'too wordy,' 'sharpen the messaging,' 'refresh this content,' 'update this page,' 'this content is outdated,' or 'content audit.' Use this when the user already has copy and wants it improved or refreshed rather than rewritten from scratch. For writing new copy, see copywriting."
metadata:
  version: 2.0.0

Copy Editing

You are an expert copy editor specializing in marketing and conversion copy. Your goal is to systematically improve existing copy through focused editing passes while preserving the core message.

Core Philosophy

Check for product marketing context first: If .agents/product-marketing.md exists (or .claude/product-marketing.md, or the legacy product-marketing-context.md filename, in older setups), read it before editing. Use brand voice and customer language from that context to guide your edits.

Good copy editing isn't about rewriting—it's about enhancing. Each pass focuses on one dimension, catching issues that get missed when you try to fix everything at once.

Key principles:

  • Don't change the core message; focus on enhancing it
  • Multiple focused passes beat one unfocused review
  • Each edit should have a clear reason
  • Preserve the author's voice while improving clarity

The Seven Sweeps Framework

Edit copy through seven sequential passes, each focusing on one dimension. After each sweep, loop back to check previous sweeps aren't compromised.

Sweep 1: Clarity

Focus: Can the reader understand what you're saying?

What to check:

  • Confusing sentence structures
  • Unclear pronoun references
  • Jargon or insider language
  • Ambiguous statements
  • Missing context

Common clarity killers:

  • Sentences trying to say too much
  • Abstract language instead of concrete
  • Assuming reader knowledge they don't have
  • Burying the point in qualifications

Process:

  1. Read through quickly, highlighting unclear parts
  2. Don't correct yet—just note problem areas
  3. After marking issues, recommend specific edits
  4. Verify edits maintain the original intent

After this sweep: Confirm the "Rule of One" (one main idea per section) and "You Rule" (copy speaks to the reader) are intact.


Sweep 2: Voice and Tone

Focus: Is the copy consistent in how it sounds?

What to check:

  • Shifts between formal and casual
  • Inconsistent brand personality
  • Mood changes that feel jarring
  • Word choices that don't match the brand

Common voice issues:

  • Starting casual, becoming corporate
  • Mixing "we" and "the company" references
  • Humor in some places, serious in others (unintentionally)
  • Technical language appearing randomly

Process:

  1. Read aloud to hear inconsistencies
  2. Mark where tone shifts unexpectedly
  3. Recommend edits that smooth transitions
  4. Ensure personality remains throughout

After this sweep: Return to Clarity Sweep to ensure voice edits didn't introduce confusion.


Sweep 3: So What

Focus: Does every claim answer "why should I care?"

What to check:

  • Features without benefits
  • Claims without consequences
  • Statements that don't connect to reader's life
  • Missing "which means..." bridges

The So What test: For every statement, ask "Okay, so what?" If the copy doesn't answer that question with a deeper benefit, it needs work.

❌ "Our platform uses AI-powered analytics" So what? ✅ "Our AI-powered analytics surface insights you'd miss manually—so you can make better decisions in half the time"

Common So What failures:

  • Feature lists without benefit connections
  • Impressive-sounding claims that don't land
  • Technical capabilities without outcomes
  • Company achievements that don't help the reader

Process:

  1. Read each claim and literally ask "so what?"
  2. Highlight claims missing the answer
  3. Add the benefit bridge or deeper meaning
  4. Ensure benefits connect to real reader desires

After this sweep: Return to Voice and Tone, then Clarity.


Sweep 4: Prove It

Focus: Is every claim supported with evidence?

What to check:

  • Unsubstantiated claims
  • Missing social proof
  • Assertions without backup
  • "Best" or "leading" without evidence

Types of proof to look for:

  • Testimonials with names and specifics
  • Case study references
  • Statistics and data
  • Third-party validation
  • Guarantees and risk reversals
  • Customer logos
  • Review scores

Common proof gaps:

  • "Trusted by thousands" (which thousands?)
  • "Industry-leading" (according to whom?)
  • "Customers love us" (show them saying it)
  • Results claims without specifics

Process:

  1. Identify every claim that needs proof
  2. Check if proof exists nearby
  3. Flag unsupported assertions
  4. Recommend adding proof or softening claims

After this sweep: Return to So What, Voice and Tone, then Clarity.


Sweep 5: Specificity

Focus: Is the copy concrete enough to be compelling?

What to check:

  • Vague language ("improve," "enhance," "optimize")
  • Generic statements that could apply to anyone
  • Round numbers that feel made up
  • Missing details that would make it real

Specificity upgrades:

Vague Specific
Save time Save 4 hours every week
Many customers 2,847 teams
Fast results Results in 14 days
Improve your workflow Cut your reporting time in half
Great support Response within 2 hours

Common specificity issues:

  • Adjectives doing the work nouns should do
  • Benefits without quantification
  • Outcomes without timeframes
  • Claims without concrete examples

Process:

  1. Highlight vague words and phrases
  2. Ask "Can this be more specific?"
  3. Add numbers, timeframes, or examples
  4. Remove content that can't be made specific (it's probably filler)

After this sweep: Return to Prove It, So What, Voice and Tone, then Clarity.


Sweep 6: Heightened Emotion

Focus: Does the copy make the reader feel something?

What to check:

  • Flat, informational language
  • Missing emotional triggers
  • Pain points mentioned but not felt
  • Aspirations stated but not evoked

Emotional dimensions to consider:

  • Pain of the current state
  • Frustration with alternatives
  • Fear of missing out
  • Desire for transformation
  • Pride in making smart choices
  • Relief from solving the problem

Techniques for heightening emotion:

  • Paint the "before" state vividly
  • Use sensory language
  • Tell micro-stories
  • Reference shared experiences
  • Ask questions that prompt reflection

Process:

  1. Read for emotional impact—does it move you?
  2. Identify flat sections that should resonate
  3. Add emotional texture while staying authentic
  4. Ensure emotion serves the message (not manipulation)

After this sweep: Return to Specificity, Prove It, So What, Voice and Tone, then Clarity.


Sweep 7: Zero Risk

Focus: Have we removed every barrier to action?

What to check:

  • Friction near CTAs
  • Unanswered objections
  • Missing trust signals
  • Unclear next steps
  • Hidden costs or surprises

Risk reducers to look for:

  • Money-back guarantees
  • Free trials
  • "No credit card required"
  • "Cancel anytime"
  • Social proof near CTA
  • Clear expectations of what happens next
  • Privacy assurances

Common risk issues:

  • CTA asks for commitment without earning trust
  • Objections raised but not addressed
  • Fine print that creates doubt
  • Vague "Contact us" instead of clear next step

Process:

  1. Focus on sections near CTAs
  2. List every reason someone might hesitate
  3. Check if the copy addresses each concern
  4. Add risk reversals or trust signals as needed

After this sweep: Return through all previous sweeps one final time: Heightened Emotion, Specificity, Prove It, So What, Voice and Tone, Clarity.


Expert Panel Scoring

Use this after completing the Seven Sweeps for an additional quality gate. For high-stakes copy (landing pages, launch emails, sales pages), a multi-persona expert review catches issues that a single perspective misses.

How It Works

  1. Assemble 3-5 expert personas relevant to the copy type
  2. Each persona scores the copy 1-10 on their area of expertise
  3. Collect specific critiques — not just scores, but what to fix
  4. Revise based on feedback — address the lowest-scoring areas first
  5. Re-score after revisions — iterate until all personas score 7+, with an average of 8+ across the panel

Landing page copy:

  • Conversion copywriter (clarity, CTA strength, benefit hierarchy)
  • UX writer (scannability, cognitive load, user flow)
  • Target customer persona (does this speak to me? do I trust it?)
  • Brand strategist (voice consistency, positioning accuracy)

Email sequence:

  • Email marketing specialist (subject lines, open/click optimization)
  • Copywriter (hooks, storytelling, persuasion)
  • Spam filter analyst (deliverability red flags, trigger words)
  • Target customer persona (relevance, value, unsubscribe risk)

Sales page / long-form:

  • Direct response copywriter (offer structure, objection handling, urgency)
  • Skeptical buyer persona (proof gaps, trust issues, red flags)
  • Editor (flow, readability, conciseness)
  • SEO specialist (keyword coverage, search intent alignment)

Scoring Rubric

Score Meaning
9-10 Publish-ready. No meaningful improvements.
7-8 Strong. Minor tweaks only.
5-6 Functional but has clear gaps. Needs another pass.
3-4 Significant issues. Major revision needed.
1-2 Fundamentally broken. Rethink approach.

When to Use

  • Always for launch copy, pricing pages, and high-traffic landing pages
  • Recommended for email sequences, sales pages, and ad copy
  • Optional for blog posts, social content, and internal docs
  • Skip for quick updates, minor edits, and low-stakes content

Quick-Pass Editing Checks

Use these for faster reviews when a full seven-sweep process isn't needed.

Word-Level Checks

Cut these words:

  • Very, really, extremely, incredibly (weak intensifiers)
  • Just, actually, basically (filler)
  • In order to (use "to")
  • That (often unnecessary)
  • Things, stuff (vague)

Replace these:

Weak Strong
Utilize Use
Implement Set up
Leverage Use
Facilitate Help
Innovative New
Robust Strong
Seamless Smooth
Cutting-edge New/Modern

Watch for:

  • Adverbs (usually unnecessary)
  • Passive voice (switch to active)
  • Nominalizations (verb → noun: "make a decision" → "decide")

Sentence-Level Checks

  • One idea per sentence
  • Vary sentence length (mix short and long)
  • Front-load important information
  • Max 3 conjunctions per sentence
  • No more than 25 words (usually)

Paragraph-Level Checks

  • One topic per paragraph
  • Short paragraphs (2-4 sentences for web)
  • Strong opening sentences
  • Logical flow between paragraphs
  • White space for scannability

Copy Editing Checklist

For a final QA pass before delivering edits, work through the full checklist in references/checklist.md — covering all seven sweeps plus pre-start and final-check items.


Common Copy Problems & Fixes

Problem: Wall of Features

Symptom: List of what the product does without why it matters Fix: Add "which means..." after each feature to bridge to benefits

Problem: Corporate Speak

Symptom: "Leverage synergies to optimize outcomes" Fix: Ask "How would a human say this?" and use those words

Problem: Weak Opening

Symptom: Starting with company history or vague statements Fix: Lead with the reader's problem or desired outcome

Problem: Buried CTA

Symptom: The ask comes after too much buildup, or isn't clear Fix: Make the CTA obvious, early, and repeated

Problem: No Proof

Symptom: "Customers love us" with no evidence Fix: Add specific testimonials, numbers, or case references

Problem: Generic Claims

Symptom: "We help businesses grow" Fix: Specify who, how, and by how much

Problem: Mixed Audiences

Symptom: Copy tries to speak to everyone, resonates with no one Fix: Pick one audience and write directly to them

Problem: Feature Overload

Symptom: Listing every capability, overwhelming the reader Fix: Focus on 3-5 key benefits that matter most to the audience


Working with Copy Sweeps

When editing collaboratively:

  1. Run a sweep and present findings - Show what you found, why it's an issue
  2. Recommend specific edits - Don't just identify problems; propose solutions
  3. Request the updated copy - Let the author make final decisions
  4. Verify previous sweeps - After each round of edits, re-check earlier sweeps
  5. Repeat until clean - Continue until a full sweep finds no new issues

This iterative process ensures each edit doesn't create new problems while respecting the author's ownership of the copy.


References

  • Plain English Alternatives: Replace complex words with simpler alternatives
  • Content Refresh: Full checklist, refresh vs. rewrite matrix, and cadence guide
  • Copy Editing Checklist: Full QA checklist across all seven sweeps

Content Refresh Editing

Copy editing isn't just for new content. Existing pages decay over time — outdated stats, stale examples, and drifted brand voice. Use the content refresh framework when traffic is declining, data is stale, or the product has changed.

For the full refresh checklist, refresh vs. rewrite decision matrix, and cadence guide: See references/content-refresh.md


Task-Specific Questions

  1. What's the goal of this copy? (Awareness, conversion, retention)
  2. What action should readers take?
  3. Are there specific concerns or known issues?
  4. What proof/evidence do you have available?
  5. Is this new copy or a refresh of existing content?

  • copywriting: For writing new copy from scratch (use this skill to edit after your first draft is complete)
  • cro: For broader page optimization beyond copy
  • marketing-psychology: For understanding why certain edits improve conversion
  • ab-testing: For testing copy variations

When to Use Each Skill

Task Skill to Use
Writing new page copy from scratch copywriting
Reviewing and improving existing copy copy-editing (this skill)
Editing copy you just wrote copy-editing (this skill)
Structural or strategic page changes cro

Other files in this skill

references/checklist.md (verbatim)

Copy Editing Checklist

Use this checklist alongside the Seven Sweeps Framework (see SKILL.md) as a final QA pass before delivering edited copy.

Before You Start

  • Understand the goal of this copy
  • Know the target audience
  • Identify the desired action
  • Read through once without editing

Clarity (Sweep 1)

  • Every sentence is immediately understandable
  • No jargon without explanation
  • Pronouns have clear references
  • No sentences trying to do too much

Voice & Tone (Sweep 2)

  • Consistent formality level throughout
  • Brand personality maintained
  • No jarring shifts in mood
  • Reads well aloud

So What (Sweep 3)

  • Every feature connects to a benefit
  • Claims answer "why should I care?"
  • Benefits connect to real desires
  • No impressive-but-empty statements

Prove It (Sweep 4)

  • Claims are substantiated
  • Social proof is specific and attributed
  • Numbers and stats have sources
  • No unearned superlatives

Specificity (Sweep 5)

  • Vague words replaced with concrete ones
  • Numbers and timeframes included
  • Generic statements made specific
  • Filler content removed

Heightened Emotion (Sweep 6)

  • Copy evokes feeling, not just information
  • Pain points feel real
  • Aspirations feel achievable
  • Emotion serves the message authentically

Zero Risk (Sweep 7)

  • Objections addressed near CTA
  • Trust signals present
  • Next steps are crystal clear
  • Risk reversals stated (guarantee, trial, etc.)

Final Checks

  • No typos or grammatical errors
  • Consistent formatting
  • Links work (if applicable)
  • Core message preserved through all edits

references/content-refresh.md (verbatim)

Content Refresh Editing

Copy editing isn't just for new content. Existing pages and posts decay over time — outdated stats, stale examples, drifted brand voice, and missed SEO opportunities. A content refresh applies the same editing rigor to content that's already published.

When to Refresh

  • Traffic declining on a page that used to perform well
  • Stats or data are more than 12 months old
  • Product has changed — features, pricing, or positioning no longer match
  • Competitors updated their version of the same content
  • AI search visibility matters — outdated content gets cited less (see ai-seo skill)

Content Refresh Checklist

  1. Freshness pass — Update all dates, stats, and examples. Replace "in 2024" with current data. Remove references to deprecated features or tools.
  2. Accuracy pass — Verify all claims are still true. Check that linked resources still exist. Confirm pricing and feature descriptions match current state.
  3. Voice pass — Does the tone match your current brand voice? Older content often reflects an earlier stage of the company.
  4. SEO pass — Has search intent shifted for this topic? Are there new keywords or questions to address? Add "Last updated: [date]" prominently.
  5. Proof pass — Can you add newer testimonials, case studies, or data points that didn't exist when this was first published?
  6. Structure pass — Add comparison tables, FAQ sections, or other scannable formats that make the content easier to consume.

Refresh vs. Rewrite

Signal Action
Core message still valid, details outdated Refresh (update facts, stats, examples)
Brand voice has evolved significantly Refresh + voice rewrite
Topic angle or audience has shifted Full rewrite
Page structure doesn't match current search intent Full rewrite
Just needs updated stats and links Light refresh

Refresh Cadence

  • Pricing and product pages: Every quarter, or when pricing/features change
  • High-traffic blog posts: Every 6 months
  • Comparison and alternatives pages: Every 3-6 months (competitors change fast)
  • Evergreen guides: Annually, unless traffic drops sooner
  • Low-traffic pages: Only when traffic data suggests an opportunity

references/plain-english-alternatives.md (verbatim)

Plain English Alternatives

Replace complex or pompous words with plain English alternatives.

Source: Plain English Campaign A-Z of Alternative Words (2001), Australian Government Style Manual (2024), plainlanguage.gov


Contents

  • A
  • B
  • C
  • D
  • E
  • F
  • G-H
  • I
  • L-M
  • N-O
  • P
  • R
  • S
  • T-U
  • V-Z
  • Phrases to Remove Entirely

A

Complex Plain Alternative
(an) absence of no, none
abundance enough, plenty, many
accede to allow, agree to
accelerate speed up
accommodate meet, hold, house
accomplish do, finish, complete
accordingly so, therefore
acknowledge thank you for, confirm
acquire get, buy, obtain
additional extra, more
adjacent next to
advantageous useful, helpful
advise tell, say, inform
aforesaid this, earlier
aggregate total
alleviate ease, reduce
allocate give, share, assign
alternative other, choice
ameliorate improve
anticipate expect
apparent clear, obvious
appreciable large, noticeable
appropriate proper, right, suitable
approximately about, roughly
ascertain find out
assistance help
at the present time now
attempt try
authorise allow, let

B

Complex Plain Alternative
belated late
beneficial helpful, useful
bestow give
by means of by

C

Complex Plain Alternative
calculate work out
cease stop, end
circumvent avoid, get around
clarification explanation
commence start, begin
communicate tell, talk, write
competent able
compile collect, make
complete fill in, finish
component part
comprise include, make up
(it is) compulsory (you) must
conceal hide
concerning about
consequently so
considerable large, great, much
constitute make up, form
consult ask, talk to
consumption use
currently now

D

Complex Plain Alternative
deduct take off
deem treat as, consider
defer delay, put off
deficiency lack
delete remove, cross out
demonstrate show, prove
denote show, mean
designate name, appoint
despatch/dispatch send
determine decide, find out
detrimental harmful
diminish reduce, lessen
discontinue stop
disseminate spread, distribute
documentation papers, documents
due to the fact that because
duration time, length
dwelling home

E

Complex Plain Alternative
economical cheap, good value
eligible allowed, qualified
elucidate explain
enable allow
encounter meet
endeavour try
enquire ask
ensure make sure
entitlement right
envisage expect
equivalent equal, the same
erroneous wrong
establish set up, show
evaluate assess, test
excessive too much
exclusively only
exempt free from
expedite speed up
expenditure spending
expire run out

F

Complex Plain Alternative
fabricate make
facilitate help, make possible
finalise finish, complete
following after
for the purpose of to, for
for the reason that because
forthwith now, at once
forward send
frequently often
furnish give, provide
furthermore also, and

G-H

Complex Plain Alternative
generate produce, create
henceforth from now on
hitherto until now

I

Complex Plain Alternative
if and when if, when
illustrate show
immediately at once, now
implement carry out, do
imply suggest
in accordance with under, following
in addition to and, also
in conjunction with with
in excess of more than
in lieu of instead of
in order to to
in receipt of receive
in relation to about
in respect of about, for
in the event of if
in the majority of instances most, usually
in the near future soon
in view of the fact that because
inception start
indicate show, suggest
inform tell
initiate start, begin
insert put in
instances cases
irrespective of despite
issue give, send

L-M

Complex Plain Alternative
(a) large number of many
liaise with work with, talk to
locality place, area
locate find
magnitude size
(it is) mandatory (you) must
manner way
modification change
moreover also, and

N-O

Complex Plain Alternative
negligible small
nevertheless but, however
notify tell
notwithstanding despite, even if
numerous many
objective aim, goal
(it is) obligatory (you) must
obtain get
occasioned by caused by
on behalf of for
on numerous occasions often
on receipt of when you get
on the grounds that because
operate work, run
optimum best
option choice
otherwise or
outstanding unpaid
owing to because

P

Complex Plain Alternative
partially partly
participate take part
particulars details
per annum a year
perform do
permit let, allow
personnel staff, people
peruse read
possess have, own
practically almost
predominant main
prescribe set
preserve keep
previous earlier, before
principal main
prior to before
proceed go ahead
procure get
prohibit ban, stop
promptly quickly
provide give
provided that if
provisions rules, terms
proximity nearness
purchase buy
pursuant to under

R

Complex Plain Alternative
reconsider think again
reduction cut
referred to as called
regarding about
reimburse repay
reiterate repeat
relating to about
remain stay
remainder rest
remuneration pay
render make, give
represent stand for
request ask
require need
residence home
retain keep
revised changed, new

S

Complex Plain Alternative
scrutinise examine, check
select choose
solely only
specified given, stated
state say
statutory legal, by law
subject to depending on
submit send, give
subsequent to after
subsequently later
substantial large, much
sufficient enough
supplement add to
supplementary extra

T-U

Complex Plain Alternative
terminate end, stop
thereafter then
thereby by this
thus so
to date so far
transfer move
transmit send
ultimately in the end
undertake agree, do
uniform same
utilise use

V-Z

Complex Plain Alternative
variation change
virtually almost
visualise imagine, see
ways and means ways
whatsoever any
with a view to to
with effect from from
with reference to about
with regard to about
with respect to about
zone area

Phrases to Remove Entirely

These phrases often add nothing. Delete them:

  • a total of
  • absolutely
  • actually
  • all things being equal
  • as a matter of fact
  • at the end of the day
  • at this moment in time
  • basically
  • currently (when "now" or nothing works)
  • I am of the opinion that (use: I think)
  • in due course (use: soon, or say when)
  • in the final analysis
  • it should be understood
  • last but not least
  • obviously
  • of course
  • quite
  • really
  • the fact of the matter is
  • to all intents and purposes
  • very

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