The USC Student Handbook: Integrity and Accountability- Advertising, Promotion/Publicity, and Literature Distribution

Relevant Excerpt

All printed and digital publicity materials posted or distributed on campus or to the campus community via official university electronic media (e.g., posted on university-administered social media pages or websites or distributed via university listservs) must include the following:
• The full name of the sponsoring organization and the individual or organization responsible for the posting (if different).