In order to keep the pages in the system administration guide in sync with the OpenProject application, the order of the pages should be the same as in the application Administration. ## Page Hierarchy of the System Administration Guide 999 Initial Setup 990 Users and permissions  980 Work packages 970 Custom fields  960 Attribute help texts 950 Enumerations 940 Calendar and dates  930 System settings  920 Emails and notifications 910 API and webhooks - _add a system guide page for API and Webhooks, move the API page from System settings ( #44906 )_ 900 Authentication 890 GDPR - _currently linked to Enterprise Cloud GDPR add a system guide page for GDPR settings (#35680)_ 880 Announcement 870 Design 860 Colors 850 Time and costs 840 Backlogs 830 File storages - _currently linked to NC Integration without a system guide page for file storages._ 820 Billing - _needs to be added (#45602)_ 810 Slack integration - _needs to be added (#45601) or could be moved the whole thing inside of integrations?_ 800 Plugins 790 Backup 300 Information 200 Integrations 100 System Admin FAQ