Marcin Dyguda
Writing about verification.

Marcin is the founder of Steve. He writes about receipt verification, evidence workflows and connecting verified customer activity to Open Loyalty campaigns.

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Receipts, documents, a headset, and a phone representing the evidence Steve processes.

Articles by Marcin Dyguda

A merchandiser comparing promotional feature strips with their placement inside a showroom refrigerator.

POSM compliance: the right material on the right product

How brands can verify POSM against product models, artwork versions, and placement rules, with photo evidence and a practical AI pilot.

10 September 2026Read

Thermal receipts in a glass lottery drum under violet light.

Sweepstakes and prize draws: how to verify entries

How to verify entries for sweepstakes, prize draws, and receipt lotteries: check evidence, apply campaign rules, and resolve exceptions before the draw.

10 September 2026Read

A shopper photographing a grocery shelf as evidence of a store visit.

Why mystery shopping and field audit companies are adding AI verification, and what it actually catches

Field research runs on photos, receipts, and checklists, and QC checks a sample. What changes when every submission is verified, and where AI helps or does not.

9 September 2026Read

A paper receipt beside its digital counterpart on a phone.

AI-generated fake receipts are a promotions problem now, not just an expense-report one

Image models now produce convincing receipts from a prompt. Expense vendors noticed first; cashback and loyalty promotions are the softer target. What still catches them.

7 September 2026Read

A magnifying glass examining matching shopping receipts.

Receipt fraud detection for loyalty programs and cashback promotions: a field guide

Duplicates, altered totals, reprints, screen photos, generated images. The receipt fraud patterns in loyalty and cashback programs, and the check that catches each one.

4 September 2026Read

A thermal receipt passing through an illuminated scanner.

Receipt OCR is not receipt verification. What AI receipt verification adds to a promotion.

OCR tells you what a receipt says, not whether it qualifies, whether you have seen it before, or whether the total is real. Where extraction stops and verification starts.

2 September 2026Read

A restaurant preparation counter with an inspection checklist.

Franchise compliance audit AI: from a quarterly inspection to every shift, in QSR and retail franchises

Franchisors audit brand standards a few times a year and see a prepared store. Verifying every shift's photos and invoices shows the store as it actually runs.

31 August 2026Read

A receipt, balance scale and coin stacks on a violet-lit desk.

Receipt verification costs: a model for processing, review, and rejected uploads

Build a receipt verification cost model using campaign volume, review rate, handling time, integration work, and rejected captures.

30 August 2026Read

Purchase evidence beside a photograph of installed equipment.

Proof of purchase versus proof of installation: what each photo can establish

Compare receipts, invoices, serial labels, and installation photos—and avoid asking one image to prove facts it cannot show.

29 August 2026Read

An invoice, product label and phone documenting an installation.

Verifying installer claims with an invoice, serial label, and installation photo

A pilot design for installer incentive claims using purchase documents, product labels, installation photos, rules, and human review.

28 August 2026Read

A call center headset, recording device, and printed script.

Call script compliance AI: checking every mystery call and every recorded call against the script

Mystery calling and call QA both listen to a sample. AI call script compliance checks every recording for the greeting, the disclosure, and the offer, with excerpts.

27 August 2026Read

Pet-care products and purchase receipts under violet light.

Pet-care loyalty across retailers: the receipt evidence workflow

How pet-care brands can verify cross-retailer purchases, product variants, pack sizes, and repeat-purchase evidence before loyalty rewards.

26 August 2026Read

A phone recording a promotional display installation in a store.

Merchandising compliance photo verification: proving the display was installed, in every store, from the photo

Field teams install POSM in thousands of stores and brands check a sample. Photo verification checks every installation against the brief and flags the ones that do not match.

25 August 2026Read

Separate client folders and receipts on a violet-lit desk.

Running receipt verification for multiple agency clients

A practical operating model for agencies managing client-specific receipt rules, review queues, integrations, and campaign reporting.

24 August 2026Read

A receipt, mechanical counter and token track illustrating reliable loyalty delivery.

From verified receipt to loyalty transaction: retries without duplicate rewards

Design receipt-to-loyalty delivery so timeouts, retries, reviews, and duplicate events do not award the same purchase twice.

23 August 2026Read

Shopping bags and receipts from different stores beside reward coins.

Cashback promotion receipt validation: running one buy-anywhere campaign across every retail chain

A CPG cashback promotion should work at any store that sells the product. Receipt validation makes that possible without retailer integrations and keeps the payout budget from fraud.

22 August 2026Read

A phone and receipt illustrating a clearer submission experience.

Receipt rejection UX: retake, review, or reject?

Design clear receipt-upload outcomes for unreadable evidence, uncertain fields, ineligible purchases, and suspected duplicates.

21 August 2026Read

A scanned receipt on a phone beside a paper receipt and reward tokens.

Open Loyalty receipt scanning: verified receipts become points with no review team in the loop

Open Loyalty receipt scanning: extraction, SKU validation, duplicate and fraud checks in Steve, then campaign rules and points in Open Loyalty.

20 August 2026Read

Overlapping invoices examined for repeated claims.

Duplicate invoice claims: what counts as the same purchase?

Design duplicate checks for invoice-based incentive claims without blocking legitimate repeat purchases or relying on image hashes alone.

19 August 2026Read

A phone documenting a cleared residential gutter.

A clean roof, a cleared gutter, a photo: photo verification for insurer home maintenance rewards

Property insurers can cut water and storm claims by rewarding maintenance. How photo verification rules make home maintenance rewards workable when the only proof is a photo.

18 August 2026Read

A trade invoice and contractor tools under violet light.

Invoice verification for contractor and dealer incentive claims

A practical workflow for extracting and checking dealer or contractor invoices before an incentive platform approves a claim.

17 August 2026Read

Receipt verification tools arranged on a violet-lit desk.

Build or buy a receipt verification API? A practical architecture guide

Compare building and buying receipt extraction, quality checks, duplicate controls, review operations, webhooks, and loyalty delivery.

16 August 2026Read

Receipt line items beside unbranded products under violet light.

Receipt-to-SKU matching: abbreviations, bundles, and lookalike products

How to turn ambiguous receipt line items into defensible product matches for loyalty and promotions, including uncertainty and human review.

15 August 2026Read

A winter tyre and service receipt documenting preventive maintenance.

Insurance loss prevention rewards: paying policyholders to change their tyres, and verifying that they did

Insurers want fewer claims. A prevention rewards program pays for the winter tyre change or the service visit and verifies each one from a receipt or a photo.

14 August 2026Read

Receipts and an evaluation checklist under violet light.

How to evaluate receipt verification software: a practical scorecard

Build a representative receipt test set and measure extraction, product matching, duplicate detection, review load, and decision quality.

13 August 2026Read

Grocery products, a shopping receipt, and a loyalty card.

Receipt scanning loyalty programs for brands: know who buys your product without integrating a single retailer POS

Manufacturers sell through retailers and never see the buyer. A receipt scanning loyalty program turns any till receipt into a verified transaction and a known customer.

12 August 2026Read