Payment knowledge

Payment guides for high-risk businesses

Practical guidance explains underwriting, provider selection and processing concepts with current sources, clear limitations and structured decision tools.

Current scope

Seven practical guides are live. Regulatory claims link to current primary sources and avoid universal provider requirements.

01

Published

Requirements and documents

A practical underwriting checklist across company, ownership, website, processing, finance and compliance.

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02

Published

Merchant account underwriting

How providers review eligibility, risk, exposure and commercial controls.

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03

Published

Fees and total economics

Compare processing, schemes, gateway, FX, disputes, reserves and settlement.

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04

Published

Payment roles

Gateway, processor, acquirer, merchant account, PSP, issuer and scheme explained.

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05

Published

What makes a merchant high risk?

The provider-level factors behind a high-risk classification and what the label does — and does not — mean.

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06

Published

How to compare providers

A practical scorecard covering fit, total economics, settlement, resilience and contract terms.

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07

Published

Merchant category codes

How MCCs classify a merchant, why accuracy matters and what to check with the acquirer.

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Written against real underwriting experience

The guides describe what payment providers actually review, drawn from specialist experience of merchant and portfolio onboarding, and link to primary sources such as the card-scheme rules and the ISO standard behind merchant category codes. Where a requirement varies by provider, the guide says so instead of presenting one provider's checklist as universal.

General information, not advice

These pages explain how payment processing works. They are not legal, regulatory or financial advice, and licensing questions should be confirmed with qualified advisers in the relevant jurisdictions.

How matching works

A structured profile turns a provider list into a decision-ready brief.

Provider fit depends on the combination of business activity, operating footprint, processing profile and current requirement. The qualification flow captures these factors in a structured brief.

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Frequently asked

What type of guidance does the resource library provide?

It provides general payment information. Qualified legal and compliance advisers can address each merchant’s specific activity and jurisdictions.

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Acácio Couto
Acácio Couto

Payments specialist · Rotiv Consult

Payments specialist working between merchants, acquirers and payment service providers. Assesses merchant and portfolio requirements and introduces businesses to payment partners that may support them.

LinkedIn profile

Free for merchants. We may be paid by a payment provider when an introduction leads to a completed placement.

No guaranteed approvals. Final onboarding decisions are made by each payment provider following underwriting and compliance review.

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