First login to you client portal here: https://clicksit-app.co.uk/newdashboard/
Go to the return email section, and make the changes you would like to see in the email using the editor
Once you have updated the changes hit save
If you would like to make more advanced changes you can change the HTML template by clicking on the source code option, <>.
Please always ensure the email has the following tags within it or the customer will not be able to get return labels. {{LOGO_URL}} {{LABELPDF_URL}} {{TRACKING_URL}}