Working together

Contracts, acceptance, code ownership and what happens when it goes wrong.

Software Acceptance Testing in Contracts: What to AgreeSoftware acceptance testing in contracts: test windows, defect severity levels, deemed acceptance, payment on sign-off and what German law adds.
Who Owns the Source Code When an Agency Builds Your App?Who owns the source code an agency writes for you? Usually the agency, unless you get a signed assignment. US, UK and German rules, plus a clause to start from.
Switching Agencies: Handover Checklist and Right OrderSwitching agencies without losing your site or data: secure logins first, move domains with the auth code, run a handover overlap. With a 15-point checklist.
Website Maintenance Contract: What to Include and CheckWhat a website maintenance contract should cover: updates, tested backups, response vs fix times, what 99.5% uptime allows and why PHP 8.2 support ends in 2026.