The defendant is an associate professor at the Faculty of Law of the University of Hong Kong. She was charged with deceiving the University about her housing situation in order to obtain housing benefits in a rental unit in Kowloon Tong under the Personal Tenancy Allowance (PTA). The prosecution claimed that there was a “Live-in Requirement” for the DA, which required an applicant for the DA to use the rented property as his/her principal residence (“principal residence”).