Quick answer:
Add a new activity to a container after sign-up has closed and events are generated, for example a club starting mid-term.
This article guides you through the steps to add a new activity (group) to an existing Container after the initial sign-up period has closed, allocations have been made, and events have been generated. This may be needed if you have new activities starting mid-term.
The process consists of three parts; please refer to the three articles below for the breakdown: