The family name of a rule is a text string consisting of all the key parts concatenated with exclamation points, excluding the Applies To or class name portion. For example:
Two activities named Work-MyCo-Mortgage.Reopen and Work-MyCo-.Reopen both have REOPEN as the family name.
When a binary file rule has three key parts defined as webwb, pegalogo, and gif, the family name is WEBWBPEGALOGOGIF.