Finally, we will retain, access, transfer, disclose, and preserve personal data, including your content (such as the content of your emails in Outlook.com, or files in private folders on OneDrive), when we have a good faith belief that doing so is necessary to do any of the following:</p> <ul> <li>Comply with applicable law or respond to valid legal process, including from law enforcement or other government agencies. </li> <li>Protect our customers, for example, to prevent spam or attempts to defraud users of our products, or to help prevent the loss of life or serious injury of anyone.</li> <li>Operate and maintain the security of our products, including to prevent or stop an attack on our computer systems or networks.</li> <li>Protect the rights or property of Microsoft, including enforcing the terms governing the use of the services—however, if we receive information indicating that someone is using our services to traffic in stolen intellectual or physical property of Microsoft, we will not inspect a customer's private content ourselves, but we may refer the matter to law enforcement.