Any User Content submitted to us through a social media service must be submitted in accordance with all terms and conditions of the applicable social media service. You are responsible for your registration, use, and any costs related to your use, of any third party service used to submit User Content, and McGraw Hill will not have any responsibility therefor.</p> <p>You hereby release McGraw Hill from any and all claims of any rights, encumbrances, liens, claims, demands, actions or suits which you may or can have in connection with your User Content, including, without limitation, any and all liability for any permitted use or nonuse of your User Content, claims for defamation, libel, slander, invasion of privacy, right of publicity, emotional distress or economic loss. You also forever waive and relinquish all moral rights now or hereafter recognized in connection with your User Content and the rights granted to McGraw Hill hereunder. You represent and warrant that your User Content does not infringe the intellectual property rights, privacy rights, publicity rights, or other legal rights of any third party. You agree to indemnify and hold us and our affiliates, and each of their respective employees and officers, harmless from any demands, loss, liability, claims or expenses (including reasonable attorneys' fees), made against us by any third party arising out of or in connection with our use and exploitation of your User Content.</p> <p> <b>Rules for Promotions</b> </p> <p>