To delete a contact:
Go to the user lookup: https://clubspark.englandathletics.org/EnglandAthletics/Admin/Users
Enter the email address of the user you need to remove
Select 'view' next to the contact
Select the group/s they are a member of from the Venues list
When the contact profile appears, select 'options' and 'edit contact'
Select 'delete contact'.
They will be removed from the group and their account will be removed from the platform completely after 30 days.