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Billing
Billing
Invoicing for freelancers: practical guide in Portugal
Invoicing as a freelancer in Portugal raises many questions. Discover the essential steps, the correct documents, and how to simplify invoicing.
26 Fevereiro 2026
Billing
Billing
Common invoicing mistakes among Portuguese SMEs and how to avoid them
Invoicing errors can lead to tax issues and rework. Discover the most common mistakes among Portuguese SMEs and learn how to avoid them.
25 Fevereiro 2026
Billing
Billing
Invoices, receipts and credit notes: differences explained simply
Invoices, receipts and credit notes are not the same. Understand what each document is for, when it should be used, and how to avoid confusion in invoicing.
24 Fevereiro 2026
Billing
Billing
Invoicing via mobile: speed, mobility, and impact on productivity
Issuing invoices via mobile is now a real productivity advantage. Learn how it works, when it makes a difference, and why mobile has changed invoicing.
23 Fevereiro 2026
Billing
Billing
Invoice automation: more time for your business
Invoice automation optimizes workflows, reduces repetitive tasks, and increases productivity. Learn how it works and why it is valued for more efficient invoice management.
17 Fevereiro 2026

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General
General
weoInvoice App: now available!
Your invoicing system, now as an app on your mobile devices.
27 Novembro 2025
Integrations
Integrations
weoInvoice Integration with Shopify: Now Available!
If you have an online store on Shopify, we have great news: weoInvoice is now integrated with the platform!
19 Agosto 2025
New Features
New Features
Automatic communication with the Tax Authority via Webservice
New integration automates the submission of tax documents, ensuring compliance and operational efficiency.
15 Novembro 2022
Regulation
Regulation
Unique Document Code - ATCUD
Find out what ATCUD is and what changes after its implementation.
10 Novembro 2022
General
General
WEO launches new weoInvoice website with modern look aligned with Group branding
The invoicing platform unveils a refreshed, more intuitive design that reinforces the WEO Group’s visual identity
4 Julho 2025