Library

All 220 guides

Every guide opens with a route check: the stage, the data, the validation to expect, and the first check to make. Page 8 of 11, guides 141 to 160.

Onboarding buyers and suppliers

Re-onboarding after a system change

When either side changes a system, what to retest, and how to run old and new routes in parallel.

Guide
Onboarding buyers and suppliers

Supplier onboarding checklist for a buyer

What a buyer needs from a new supplier: identifier, format, channel, test and support contact, in order.

Guide
Onboarding buyers and suppliers

Test invoices that prove the route

Test invoices that cover lines, tax, references and status, not only a single happy path invoice.

Guide
Small business first steps

Small business first invoice explained: a first structured invoice, in order

What to check, what to agree, what to test, in order, for a small seller sending a first structured invoice.

Pillar guide
Small business first steps

Choosing software for a first structured invoice

What to check in invoicing software: format, route, validation, export and exit, without vendor promises.

Guide
Small business first steps

Common first invoice mistakes

Wrong identifier, missing reference, wrong format and untested route, each with a prevention step.

Guide
Small business first steps

Costs of a first structured invoice, honestly assessed

Software, time, testing and support, assessed from your own situation, with no invented price claim.

Guide
Small business first steps

Does a small business need e-invoicing?

When a buyer, a public buyer or a tax rule requires structure, and when a readable invoice is still enough.

Guide
Small business first steps

First invoice data checklist for a small seller

Seller, buyer, lines, totals, tax and references, checked before the first invoice is sent.

Guide
Small business first steps

First year routine for a small seller

A monthly routine: status, exceptions, archive and rule changes, kept small enough to actually happen.

Guide
Small business first steps

Freelancer invoicing with structure

A freelancer route: one buyer at a time, one format at a time, one test invoice at a time.

Guide
Small business first steps

From spreadsheet to structured invoice

Moving from a spreadsheet invoice to a structured record, without losing totals, references or history.

Guide
Small business first steps

Getting help with a first invoice

What an accountant, a software provider and a buyer can each help with, and what each cannot decide for you.

Guide
Small business first steps

Sending a first invoice to a large buyer

Portals, formats and references for a large buyer, and how a small seller prepares without guessing.

Guide
Cross-border, currency and language

Cross-border, currency and language explained

Multi-country trade: tax identifiers, currency, language of the readable view, and routing across borders.

Pillar guide
Cross-border, currency and language

Cross-border checklist before sending

Identifier, currency, language, format, route and tax treatment, checked in order before sending.

Guide
Cross-border, currency and language

Cross-border disputes and corrections

Disputes and corrections across borders, with references that survive translation and system change.

Guide
Cross-border, currency and language

Currency on an invoice and in payment

Invoice currency, payment currency and conversion, and how a mismatch breaks reconciliation.

Guide
Cross-border, currency and language

Exchange rates and rounding on an invoice

Rate source, rate date and rounding rule, stated on the record so totals reconcile.

Guide
Cross-border, currency and language

Export supplies and invoice data

Export data, evidence and the invoice fields that support an export treatment.

Guide