On the foundation tenant, when a team cancels a task, there is a pop-up asking the reason for cancellation. What they enter in this pop-up is then added to a journal in the parent ticket of the corresponding task, and an email is sent to the requester of the ticket to inform him that a task has been cancelled. However, the reason of cancellation is not mentioned in this email and customer would like to include it.
Modify the SendCancelNotification quick action. To do this, follow these steps:
Launch Configure Application
Open the Task.Assignment business object
Open the Business Rules > Triggers
Edit the SendCancelNotification
Next until you get to the email notification
Under the Description > Details add the highlighted items