public void OnEnter()
 {
     if (CityManager.Instance.GetStorageBuilding(unit.GetStoreItem()) != null)
     {
         unit.SetStoreTarget(CityManager.Instance.GetStorageBuilding(unit.GetStoreItem()));
     }
     else
     {
         Debug.Log("Find Tile in cityLimits to place item on");
     }
 }