Agree the details users and staff will rely on.

Dutch content and everyday use

Choose a reviewer for terms, tone and instructions. Test dates, addresses, numbers and EUR amounts through forms, emails and documents. Include representative phones, keyboard use and suitable assistive-technology checks.

Business and provider decisions

Agree approved VAT and invoice inputs, payment accounts, refunds, subscriptions and reconciliation. Identify which system holds the reference record and who corrects differences.

Data and maintenance

Identify necessary information, access, vendors, retention and deletion. Check export and recovery before changing a critical service. Qualified advisers determine applicable privacy and other professional requirements.

Further details in Dutch: users and tools, data and exports, payments and official starting points.