Blog.

Invoice tips, guides, and insights for tradespeople.

5 June 20266 min read

How to Send an Invoice on WhatsApp — The Complete Guide

Learn how to send professional invoices via WhatsApp to your clients. Faster than email, instant delivery, read receipts — the best way to get paid quickly as a tradesperson.

5 June 20265 min read

Rechnung schreiben als Handwerker — Die komplette Anleitung 2026

So schreibst du als Handwerker eine korrekte Rechnung. Alle Pflichtangaben, MwSt.-Regeln, E-Rechnung 2026 und Praxis-Tipps für Elektriker, Installateure und Bauhandwerker.

4 June 20265 min read

What Must an EU Invoice Include? — 2026 Checklist

Complete checklist of what every EU invoice must include in 2026. Mandatory fields, VAT rules, e-invoicing requirements, and country-specific must-haves for tradespeople.

3 June 20264 min read

Going Paperless as a Tradesperson in 2026

Why and how to go paperless as an electrician, plumber, or builder. Digital invoices are legally valid, faster, and better for your business.

2 June 20264 min read

VAT on Invoices — Simple Guide for Tradespeople

A no-nonsense guide to VAT on invoices for EU tradespeople. Learn when to charge VAT, the reverse charge rule, how to display VAT correctly, and country-specific rates.

1 June 20265 min read

How to Write an Invoice as an Electrician

Learn how to write a professional invoice as an electrician. Covers required fields, VAT rates for electrical work, line items, and tips for getting paid faster.