The proof ledger

Real results, concrete numbers. How Readability Engineering turns copy into revenue.

This page holds the studio's full record. Every asset below is visual proof of a material — digital or print — engineered with one economic job: eradicating eye strain to protect the ROI of the copy. Projects with tracked metrics open the strategic analysis; the others show the protocol applied, in the layout gallery.

Core case studies

full strategic analysis, with the metrics where they were tracked
Folded bar invite with trackable QR code
Print & Local campaigns

11.14% tracked response rate

(Bar, local campaign) A folded invite with a single response device and a trackable QR: the reading hierarchy carries the eye from offer to action with no detours.

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Positioning book for a tax consultant
Books & Authority print

150 copies in a month, and a €2.5M client

(Tax consulting, positioning book) Full interior grid overhaul and a cover built as an ad, with calls to action inside the chapters pointing to backend services.

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Bushori direct response brochure
Print & Local campaigns

50% QR scan rate

(Mindfulness training, print brochure) Block-based reading path and structural bolding: half the readers reach the response device and scan it.

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Tri-fold brochure designed by Keryx Design
Print & Local campaigns

37 leads in a single day

(B2B services, tri-fold) Panel sequence rebuilt around the real reading order, one single action requested, no decorative element competing with the text.

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Veni Vidi Victor, 600 copies in 4 days
Books & Authority print

600 copies sold in 4 days

(Independent comic book) Cover and launch assets built on one single angle: the book leaves the publishing circuit and sells in four days what most self-published titles sell in a year.

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Sold out event poster case study
Print & Local campaigns

Sold-out nights from posters

(Venue, event promotion) Event posters with three reading levels calibrated to viewing distance: the call to action stays legible from outside, where the decision happens.

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Direct response design for a personal trainer
Print & Local campaigns

€1,700 in revenue from one postcard

(Fitness, personal trainer) One offer, one action and a trackable QR: the real case of a personal trainer who replaced social media with a measurable piece of paper.

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Real estate agency materials case study
Print & Local campaigns

€12,000 in revenue from one flyer

(Real estate) A “plain” neighbourhood flyer rebuilt with offer, guarantee and response device up front: same distribution, response measured in signed contracts.

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Camper site price list case study
Print & Local campaigns

778 downloads in 90 days

(Camper site) From price list to lead machine: the free guide becomes the leaflet's response device, with QR and reading path built around the sign-up.

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Manifesto del Vino Contemporaneo cover
Books & Authority print

2,500 copies sold in self-publishing

(Wine publishing) With a cover that does not look self-published: title legible at thumbnail size, explicit promise, no illustration competing with the text.

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Anubismo, 120 spontaneous sign-ups
Books & Authority print

120 spontaneous sign-ups

(Comic project started from zero) Direct response design applied to a project with no audience: cover and interiors built to carry the reader to the channel, with sign-up as the only action requested.

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Portfolio layout examples

the protocol applied, with the technical note on each choice

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