We may offer distinctive features or services in each Premium Subscription, add new features and/or change or cancel any existing features or functionalities at our sole discretion. We further reserve the right to change the Premium Subscription fees at our sole discretion. If you are a paid user at the time of such change, the new rate will be affected upon your next subscription period; otherwise, you may choose to cancel your Premium Subscription, in which case you will be refunded on a pro-rata basis.<br />