Flexibility, no more problems with understaffing (the City is very notorious for overworking their employees), better pay, room for advancement, job security (permanence over contract work), better medical coverage, less rigid management structure
Be flexible where permitted in terms of work schedule to allow better work life balance, stop this practice of understaffing - replace employees when they leave or retire to avoid making workload unbearable on remaining employees, encourage and inform employees of professional and personal development opportunities that are available to them
In unionized positions, your first sick day is unpaid after three occurrences. 20 days at 100%, balance at 75%. Unused 100% days can be carried over to next year at 2 to 1 to add more 100% days.
Know what the city policies are. listen keenly to the questions that the interview panel is asking in your verbal interview; before that know the position you are applying for because there is first a written interview. the question could be (1) with several parts to it or just a scenario question