You can edit the list of assignees, add attachments, poll, sub-task, checklist, time estimate, due date and members/followers
How will assignees know about the task?
All the assignees and groups you specified will be notified that you have created a new task for them.
The new task will appear in their Inbox and My Tasks or Task Board (if assigned to a group).
Assignees can either Accept or Decline the task