In all instances, you may choose to change your marketing preferences at any time by completing our Global Opt-Out Form, clicking the unsubscribe button in any marketing email you receive from us, or by contacting McGraw Hill's Local Privacy Official.</p> <p>McGraw Hill shares your information with third parties to provide you with marketing from us, however we will not share your PII with third parties for them to market to you on their own behalf.</p> <p>Please note, whatever preferences you select for marketing, you may still receive some transactional emails related to the services or products you purchase or use.</p>