CNW LABORATORY // COPY SCIENCE DIVISION
ContentNorthWorks Copywriting Laboratory
Lab Notebook Vol. 12 · Copy Experimentation Unit · Ávila

Persuasive copy, measured like a controlled trial.

We craft persuasive commercial copy, high-converting landing page narratives, and search-optimized messaging calibrated to accelerate customer buying decisions. Every headline is a hypothesis; every deploy is a logged experiment.

N=214 trials p<0.05 lift SERP-optimized EN · ES · EU
Fig. 1 · Metric Readout LIVE

Conversion rate after copy rewrite

+38%

Message recall by funnel stage (ink survey, n=96)

TOFU
MOFU
BOFU
POST
Metric Before After
CTA clicks 1,240 1,712
Bounce rate 61% 44%
Avg. session 0:48 1:36

— results logged 2026-09-12, verified by QA ·

214

Copy experiments filed

+38%

Median conversion lift

72h

Fastest audit turnaround

99.2%

On-time delivery rate

SECTION B · ASSAY REGISTRY

Experiment cards, ready for booking

Each service is documented like a lab run: hypothesis, method, measurable result — enclosed in a ruler-drawn frame with turnaround estimates and a direct requisition link.

hover a card — booking link is stamped bottom-right ↓

Assay CNW-01 HMR

Landing Page Narrative Sprint

Hypothesis

A single-story landing narrative aligned to one buyer intent will lift paid-traffic conversion above the 4.5% benchmark.

Method

Voice-of-customer mining, angle matrix, full page copy: hero → proof → objection stack → close.

Result

Median +38% CTA clicks across 46 logged trials.

Price$1,200
Turnaround7 business days
Revisions2 rounds included
Book this Assay →
Assay CNW-02 HMR

Brand Voice Calibration

Hypothesis

A codified tone system will reduce rewrite cycles and keep every channel sounding like one lab.

Method

Sample corpus scoring, tone sliders, do/don't lexicon, 12 before-and-after rewrites.

Result

Teams report ~40% fewer revision rounds post-handbook.

Price$650
Turnaround5 business days
DeliverableVoice handbook (PDF)
Book this Assay →
Assay CNW-03 HMR

SEO Content Architecture

Hypothesis

Topic clusters mapped to real search jobs will compound organic pipeline within two quarters.

Method

Keyword lab panel, SERP intent staining, cluster map, brief pack for 10 articles.

Result

Partner sites average +62% non-brand clicks in 90 days.

Price$950
Turnaround10 business days
Scope1 cluster · 10 briefs
Book this Assay →
Assay CNW-04 HMR

Email Sequence Synthesis

Hypothesis

A 7-touch nurture ladder will move cold leads to booked calls without discounting.

Method

Objection inventory, subject-line A/B pairs, story-driven body copy, plain-text formatting.

Result

Typical open 41% · click 6.8% · reply 2.1%.

Price$780
Turnaround7 business days
Sequence7 emails + 4 subs
Book this Assay →
Assay CNW-05 HMR

Product Description Assay

Hypothesis

Spec-sheet dumps converted to benefit-led microcopy will raise add-to-cart rate.

Method

Buyer persona staining, feature→outcome mapping, SEO meta, 25 SKU batch.

Result

Median +19% add-to-cart on rewritten SKUs.

Price$450
Turnaround4 business days
Batch sizeUp to 25 SKUs
Book this Assay →
Assay CNW-06 HMR

Sales Page Hypothesis Panel

Hypothesis

Three rival big-idea angles, panel-tested, will beat the incumbent page within one billing cycle.

Method

Angle drafts, micro-survey panel (n=60), full long-form build for winning variant.

Result

Winners hold +22–51% checkout starts vs. control.

Price$1,400
Turnaround12 business days
Panel60 respondents
Book this Assay →
Assay CNW-07 HMR

Conversion Copy Audit

Hypothesis

A diagnostic pass will expose friction and vague claims costing you conversions today.

Method

Heuristic rubric, hierarchy teardown, annotated screenshots, prioritized fix list.

Result

20–35 actionable line-item fixes ranked by impact.

Price$520
Turnaround3 business days
FormatLoom + written PDF
Book this Assay →
Assay CNW-08 HMR

Long-Form Editorial Protocol

Hypothesis

Authority long-form (2,000+ words) with original frameworks will earn links and demo requests.

Method

SME interview protocol, outline lab, draft + edit passes, internal-link scaffold.

Result

Avg. 3.4 referring domains per flagship piece.

Price$1,100
Turnaround14 business days
Length2,000–2,800 words
Book this Assay →
Assay CNW-09 HMR

Paid Ad Copy Micro-Panel

Hypothesis

Fresh hook × proof combinations will cut CAC versus stale creative within 14 days.

Method

12 primary texts, 8 headlines, 4 descriptions — mapped to angles & stages.

Result

Median −18% CAC on winning creative sets.

Price$560
Turnaround5 business days
Variants24 ad assets
Book this Assay →

Retainer slot · Limited bench capacity

Need a standing copy bench for your pipeline?

END OF ENTRY · NEXT TRIAL

Ready to log your first copy experiment?

File a requisition voucher with your sample brief — we return a scoped protocol with fixed pricing within one business day.

Protocol code CNW-EXP-05004-REV.12 · countersigned by M. Álvarez