1. The terms can change any time
2. Personal use only
You understand that except for advertising programs offered by us on the Site (e.g., Facebook Flyers, Facebook Marketplace), the Service and the Site are available for your personal, non-commercial use only.
3. A single, individual user account
In addition, you agree not to use the Service or the Site to: … register for more than one User account, register for a User account on behalf of an individual other than yourself, or register for a User account on behalf of any group or entity;
4. You’re giving up a HUGE license
By posting User Content to any part of the Site, you automatically grant, and you represent and warrant that you have the right to grant, to the Company an irrevocable, perpetual, non-exclusive, transferable, fully paid, worldwide license (with the right to sublicense) to use, copy, publicly perform, publicly display, reformat, translate, excerpt (in whole or in part) and distribute such User Content for any purpose on or in connection with the Site or the promotion thereof, to prepare derivative works of, or incorporate into other works, such User Content, and to grant and authorize sublicenses of the foregoing.
5. Applications are NOT guaranteed safe
[W]hile we have undertaken contractual and technical steps to restrict possible misuse of such information by such Platform Developers, we do not screen or approve Developers, and we cannot and do not guarantee that all Platform Developers will abide by such restrictions and agreements.
6. Disputes are arbitrated under Delaware law
7. You surrender all submissions
You acknowledge and agree that any questions, comments, suggestions, ideas, feedback or other information about the Site or the Service (“Submissions”), provided by you to Company are non-confidential and shall become the sole property of Company.
8. Privacy is NOT guaranteed
[W]e cannot and do not guarantee that User Content you post on the Site will not be viewed by unauthorized persons. We are not responsible for circumvention of any privacy settings or security measures contained on the Site.
We may provide information to service providers to help us bring you the services we offer. … Where we utilize third parties for the processing of any personal information, we implement reasonable contractual and technical protections limiting the use of that information to the Facebook-specified purposes.
Please keep in mind that if you disclose personal information in your profile or when posting comments, messages, photos, videos, Marketplace listings or other items , this information may become publicly available.