Mission 1: Dive into Districts (Districts are here)
– Complete the European District (8×8 size)
– Collect 15 Banners
– Upgrade your European District Mall to Floor 2
Rewards: Italian Plaza Fountain
Mission 2: District Decorating
– Collect 12 Staple Guns
– Upgrade the European Neighborhood to Block 2
– Go on to 30 Neighbor visits
Rewards: Soccer Shop
So basically, as you can see for yourself, these European District missions in CityVille have the main purpose of introducing the new feature. Stay tuned for a complete guide for them and a list of buildings that you can store inside!