Go to "Preferences" >> "Templates & Attachments">> "Default Templates">> to make changes in template by using tags
Step 1: Go to "Preferences"
Step 2: Go to "Templates and Attachments"
Step 3: Select "Default Templates"
Select the Templates that you would like to change:
Step 4: (Using just for references) "Cover Emails"
Step 5: Under "Cover Emails" >> Using "Boarding Certificate email"
Step 7: Building the Email Template using the Key words.
Step 8: Click on "Preview" to view the email contact if its okay and then save.