Master Data — Data & external links

Common data

Area	Data
Enterprise/BU/Site	Enterprise, BusinessUnit, Org/Site, service area, custom URL.
Account/Contact	Account, BusinessUnitAccount, Contact, Account Holder, profile image.
Attendee	Attendee, measurements, product config, profile avatar/image.
Program setup	Term, ProgramCategory, Program, TermProgramSet, TermProduct/session.
Site links	Site-program/category link, booking rule options, payment option config.
Images	Upload/crop metadata, built-in avatar/system image URL.

Domains reading Master Data

Domain	Why it reads Master Data
Booking	Session availability, capacity, attendee/account context, booking rules.
Subscription	Term/schedule/product setup and enrollment context.
Finance	Invoice account/attendee/site/BU metadata, split/routing context.
Payment	BU/provider settings, payment customer, category availability.
Staff	Employee/staff links and timetable/site context.
Incident Management	Affected attendee/contact/site context.

Source docs

• docs/ONBOARD/01-Entity-Hierarchy.md
• docs/ONBOARD/09-Master-Data.md
• docs/ONBOARD/db/master-data.md
• openspec/context/contracts.md