In a personal subflow, a single participant steps through a complete process. For example, you could use a personal subflow for a process involving steps that an individual must complete before proceeding to the rest of the process flow.
Personal subflows must contain:
one initial activity
at least one Anonymous Activity
a single Exit Point Activity Personal subflows can contain:
Automatic Activities (BICs)
Join Activities
DPAs to perform splits
Iterator and Work Item Priority Activities Personal subflows cannot contain:
Manual Activities
Split Activities
Load Balancer and Work Item Merge Activities
Subflow, Personal Subflow, or Remote Subflow Activities