We've updated the keyword system in the account, so users will need to review their keywords to make sure their current keywords work with the new system.
This is the email that was sent to them - https://mailchi.mp/tenderboard.biz/tenderboard-service-update-21-december-4830670
And this is the blog post to help users with the update - https://blog.tenderboard.biz/2021/01/30/tenderboard-daily-alerts-system-upgrade/