To complete this installation, you will require your company BCC Email address, the location of which can be found by following the instructions in this article
Big Commerce Reviews Installation Guide
Set up BCC Email
Log in to Big Commerce
Navigate to Setup & Tools >> Customize your store >> Store settings
Click on the Miscellaneous tab.
Under Email Settings, you will see Forward Order Invoices.
Check the box next to Yes, forward order invoices to:
Input the following email: [your-store-id-here]@b2b.reviews.co.uk
Amend Invoice Email
Navigate to Store Setup > Design > More > Emails
Edit invoice_email.html Template
Click Edit HTML
Insert the following code at the bottom of the HTML
<!-- Reviews.co.uk Data -->