We may use image pixels within email sent to you in order to track the delivery, the opening and whether you share the content of the email (though we do not collect information as to whom you share the email with). It is not possible for you to delete or disable the image pixel. If you do not consent to the use of image pixels within emails to you, you must opt out of receiving email from us by following the instructions set out in the privacy policy entitled ‘how to opt out’.