title: How to disable automated sales order email notification to customer?
body: <p>When I confirm a sale order an email is sent to my customer :</p>
  
  <p>" You have been invited to follow SO014. Access your messages and personal documents through our Customer Portal".</p>
  
  <p>I want to disable that action. When I access to basic sale workflow, there is no action server defined when a sale order is confirmed.</p>