
Invoicing resources and insights
Understand invoicing, from the basics to digital workflows. Explore guides on e-invoicing, compliance, automation and payments at your own pace.
Build your knowledge
Understand the invoice journey
Follow an invoice from creation and delivery to approval and payment. Learn where digital formats, automation and compliance fit into the process.
Start with the featured guides, then explore a topic below to answer your next question.

Featured guides
New to invoicing? Start here
Four practical guides to build your invoicing knowledge.
E-invoicing basics
Learn how electronic invoices work and what makes them different.
E-invoicing regulations
Explore invoice mandates and the questions to ask about compliance.
Invoice automation
Understand how automation can simplify invoice processing and approval.
Online invoice payments
Discover how online payment options support a smoother billing experience.
E-invoicing essentials
Understand the core concepts, language and business case behind modern electronic invoicing.
Why e-invoicing is critical — See why structured invoice exchange matters to finance operations.
E-invoicing 101 — Learn the fundamentals of electronic invoicing and how it works.
What is the difference between electronic and digital invoices? — Clarify the terminology before choosing a process or platform.
Electronic vs. digital invoices — Compare common formats, workflows and levels of automation.
Navigate changing mandates, reporting requirements and the practical questions to ask technology providers.
E-invoice regulations — Understand the compliance landscape and what it can mean for your organization.
E-invoicing and real-time reporting — Explore the operational implications of evolving reporting requirements.
How to choose a certified e-invoicing platform in 2026 — Use a focused framework to assess prospective platforms.
Approved and compliant e-invoicing platforms in 2026 — Review the platform landscape and key compliance considerations.
Run smarter invoice operations
Reduce manual work across invoice creation, approval and delivery while improving control and visibility.
How digital invoicing solutions help finance teams — See how digital workflows support faster, more accurate finance operations.
Benefits of automated invoice processing — Explore the efficiency and control gains available through automation.
Why digitizing invoice processing benefits customers and suppliers — Understand the experience improvements on both sides of a transaction.
Benefits of online invoicing software — Learn how online tools can simplify invoice work and improve access.
Digitizing your invoicing process — Find practical steps for moving away from fragmented manual processes.
Best invoice approval tools — Explore what to consider when evaluating approval workflows and software.
Make it easier to pay, keep receivables visible and reduce the operational cost of late payment.
Electronic invoice presentment and payment — Connect invoice delivery with a more convenient payment experience.
Invoicing in the digital age — See how digital tools can simplify billing and payment workflows.
The top five costs of late payments — Understand the wider business impact when invoices remain unpaid.
How to simplify payments with invoicing solutions — Reduce friction between invoice delivery and settlement.
Benefits of online invoice payments — Learn how convenient payment options can improve speed and experience.
How to keep track of invoices and payments — Build better visibility from invoice issue through payment.
Improve invoice accuracy, presentation and delivery across the channels your customers use.
B2B invoicing tips — Apply practical ideas to create clearer, more effective business invoices.
Business mailing 101 — Strengthen the delivery of invoices, statements and other essential documents.
What are client document portals? — Learn how secure portals can support digital document access and exchange.
Tips for proper online invoice creation — Use proven practices to produce clear, accurate online invoices.
Industry news
E-invoicing industry updates
Explore key platform, accreditation and market developments.
Keep exploring
Related perspectives
Continue learning about mail, communications and business change.
Frequently asked questions
Invoicing is the process of creating, issuing, receiving and tracking documents that detail the products or services supplied, the amount owed and the applicable payment terms.
An electronic invoice, or e-invoice, is created, transmitted and received in a structured format that systems can process automatically.
A digital invoice may be a PDF sent by email. An e-invoice typically contains structured, machine-readable data exchanged directly between systems.
Automation can reduce repetitive work and errors, accelerate invoice delivery and approval, improve visibility, strengthen auditability and create a more consistent experience.
Map invoice flows, countries, systems and data formats. Identify applicable requirements, assess data quality, confirm integration needs and verify that prospective providers support the relevant standards.
Consider ERP and finance-system integration, supported formats and channels, workflow automation, compliance coverage, security, audit trails, reporting, scalability and ease of use.

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