A pool container of diagram. Most of business processes requires require more than one diagram for different operations. For example advance request and expense payment diagrams can be defined in one process.
...
Name
Identifies the pool. This information used only used for process designers and are not visible by users.
...
Data Root
Root data element to be used from data model. Different pools may share same root element if needed.
Is Administrative ?
Check this option if pool is used only used for administrative operations. When checked pool accessed only accessed by user has "write" permission on process or is admin. For example; You may need to create an Options diagram to set process preferences.
Is Anonymously Accessible ?
Check this option what if pool can be accessed by anonymous (non-logged in) users. This option also requires anonymous access permission on domain preferences.
After pool is created you can configure the tasks, roles and routes from graphical designer.
...