Summary: The White House announced six “Principles for Enhancing Competition and Tech Platform Accountability'' to guide reform following a listening session on September 8 with field experts and practitioners to discuss the harms that tech platforms cause and the need for greater accountability. The White House announced six “Principles for Enhancing Competition and Tech Platform Accountability'' to guide reform following a listening session on September 8 with field experts and practitioners to discuss the harms that tech platforms cause and the need for greater accountability. On September 29, Rep.