The confirmation email that is sent from Luminate Online after a purchase is made from an eCommerce store is the Premium Purchase Thank You Autoresponder message:
  1. Select Fundraising > eCommerce
  2. Select the Stores tab
  3. Enter the name of the store
  4. Click Search
  5. Under the Actions column click Edit
  6. Click Setup Autoresponders on the left hand navigation pane
  7. Next to the Autoresponder Type, Premium Purchase Thank You, click Edit
  8. Select Edit HTML Content
  9. Make the desired changes and click Save