METS FUNCTIONAL ARCHITECTURE
Master Data is Common accross all organizations and once it is defined all organizations can share that information.
Organizaiton Data: upper half of the architecture chart is specific to individual organization. There is no limit on the number of organizations.
Each Organization has its own item price lists defined along with sequence number generator for all its modules.
In METS, Proposals, Projects, Work Orders and Purchase Order modules have change control management.
Users can be restricted to access data related to a specific organization or to all organizations.