We may amend this Agreement at any time by posting a revised version on our website. The revised version will be effective at the time we post it. If the revised version includes a Substantial Change, we will provide you with 30 Days' prior notice of any Substantial Change by posting a notice on the "Policy Updates" page of our website. All future changes set out in the Policy Update already published on the “Legal Agreements” page of the PayPal website at the time you register for the PayPal Services are incorporated by reference into this Agreement and will take effect as specified in that Policy Update.