Environment: System Admin, Environment Maker. We can add users to the environment. ----------------------------- DataVerse: role based security access, rich metada, logics and validation: calculated columns, business rules, workflows, bpflows, ------------------------------- Modeling the business data, define the business process, compose the app -------------------------------- Tables: D365 sales,services,marketing use dataverse to store and secure data. Prefer standard tables for good practice. Table relationships: 1:N as many related table rows are associated with single primary table row in a parent/child relationship. N:N as many table rows are associated with many other table rows. Type of table owners: user or team owned & organization owned. user or team owned: actions that are performed under the rows are controlled at user level. organization owned: access to the data is controlled at the organization level. Activity table: Calendar entry table is called ...