When a business or service website is about to go live, the people who will maintain it day to day often sit in different teams than the ones who built it. A common problem right after launch is that nobody is sure who should update a page, fix a broken link, or respond when a form stops working. Before launch, it helps to write down which team owns which section of the site and what "owning" actually means for each one. This can be as simple as a short table listing page groups, a responsible contact, and what kinds of changes that person is expected to handle versus escalate.
Another thing worth checking is whether the maintenance team can actually access the tools they will need. This includes the content management system, any analytics dashboards, the hosting control panel, and ticketing or notification channels. Sometimes the build team sets these up under their own accounts and never transfers permissions. A practical step is to have each maintenance person log in before launch day and confirm they can reach the right environment, not just a staging copy. If someone cannot log in or sees the wrong version, that is a signal to fix now rather than after the site is live and a customer has noticed a problem.
It also helps to agree on how changes will be reviewed once the site is running. In cross-team setups, one person might edit copy while another handles technical fixes, and without a shared process these changes can overwrite each other or go unnoticed. Teams can try a lightweight rule such as requiring a second pair of eyes before publishing, or setting up a simple changelog where each edit gets a date, author, and one-line description. The goal is not heavy governance but enough traceability that when something looks wrong on the site, the team can find out what changed and when.
Finally, think about what happens when something breaks outside office hours or when the usual owner is unavailable. Before launch, teams can identify a fallback contact for each area and note where that person can find the most recent backup or rollback instructions. This does not guarantee every incident will be resolved quickly, but it gives the next person a starting point instead of forcing them to search through unfamiliar systems under pressure. Keeping this information in one agreed-upon location and checking that it is still accurate after each major update is a small habit that pays off the first time something goes wrong unexpectedly.