Log in to your Click2Mail account and click "My Account" located in the upper right hand corner of the interface.
Click "Email-to-Mail" located in the menu on the left hand side of your account dashboard.
Click the three dot menu icon beside the mailbox for which you would like to disable the order confirmation option to expand the action menu. Click "Edit".
Uncheck the Order Confirmation box.
Click "Save & Exit" in the upper right hand corner of the interface.