Student Portal : Can I customize the invitation?

The Student Portal invitation is customizable

Free customization

You can customize the copy inserted between the Email title and the instructions in the body of the email.

Go to Settings > My Business Setup and scroll down to Customizations. 

Expand Student and Parent Portal Invitations.

Add your custom copy here (scroll down for the Parent Portal customization)

You Portal invitations will show your custom copy like this :

'Portal Invite' add-on

Additionally, you can pay to gain access to additional customizations.

Here is a sample of what can be changed with the $300/yr 'Portal Invite' add-on.