1. Go to evenium.com
  2. Click My Events  
  3. Click on the name of the event under the "I organize" section
  4. Click Configuration on the purple bar 
  5. Click Invitations & Emails
  6. Click Edit invitations & Emails
  7. Under the Message section, click the dropdown menu to view existing templates
  8. For each block of content, you will find an option saying Only visible to. Ticking this specific box will allow you to select who is going to see this specific content.