The Tustin Police Department is expanding its footprint on the southern edge of the city with a new office that will focus on community relations, such as event planning, homeless services and school outreach. So far, four personnel headed by Sgt. Sarah Fetterling of the Community Resources Unit, are in the annex at 15445 Lansdowne Road, near Red Hill and Valencia avenues. Her team is composed of Officer Jasmine DeLeon, homeless liaison and an eight-year department veteran; and Jen Dlugitch and Zhanna Ismailova, community relations police service officers (PSO) who have been with the Tustin Police Department for a year…