The introduction of this plan demonstrates the need for an updated comprehensive plan and the tools necessary to do so. This section also. PART 2: MASON CITY TODAY. analyses are done for land use, housing, transportation, city facilities, environmental resilience, economic prosperity, parks and trails, and community character. PART 3: MASON CITY TOMORROW Mason City Tomorrow sets forth the goals, obj ectives, and action items necessary for guiding Mason City to a resilient future. This section also presents an implementation chart that describes the timeframe for each obj ective and action item necessary to the complete the relevant goal.