diff --git a/Assets/Scripts/CollectorUpgrade.cs b/Assets/Scripts/CollectorUpgrade.cs
index cb793b28c16b648e6511b5e93ca604dd48489870..0cb03a68800f5c13f88b6441d4d0a6f5f6ecc9a0 100644
--- a/Assets/Scripts/CollectorUpgrade.cs
+++ b/Assets/Scripts/CollectorUpgrade.cs
@@ -11,9 +11,9 @@ public class CollectorUpgrade : Upgrade
 
         UpgradeTargets target = UpgradeTargets.collector;
         City city = gameObject.GetComponent<City>();
-        float currentLevel = city.getLevel(target);
-        city.useResources(getPrices(currentLevel));
-        city.addCollector();
+        float currentLevel = city.GetLevel(target);
+        city.UseResources(getPrices(currentLevel));
+        city.AddCollector();
     }
 
     // Update is called once per frame
diff --git a/Assets/Scripts/PopulationUpgrade.cs b/Assets/Scripts/PopulationUpgrade.cs
index c2338c21aee18fb6d2097f5b703bbbcacd7b37d2..57d6c3b750059b782a0478bcff43acd95ab9b39a 100644
--- a/Assets/Scripts/PopulationUpgrade.cs
+++ b/Assets/Scripts/PopulationUpgrade.cs
@@ -20,9 +20,9 @@ public class PopulationUpgrade : Upgrade
     {
         UpgradeTargets target = UpgradeTargets.population;
         City city = gameObject.GetComponent<City>();
-        float currentLevel = city.getLevel(target);
-        city.useResources(getPrices(currentLevel));
-        city.addPopulation(currentLevel * 10);
+        float currentLevel = city.GetLevel(target);
+        city.UseResources(getPrices(currentLevel));
+        city.AddPopulation(currentLevel * 10);
         Debug.Log("population upgraded");
     }
 }
diff --git a/Assets/Scripts/ResourceCapacityUpgrade.cs b/Assets/Scripts/ResourceCapacityUpgrade.cs
index 88ba170bb136aef9ac2f510c8dcf4ac95cb68f17..008b6389637907a74e8429dd2f2b670d3dd39d09 100644
--- a/Assets/Scripts/ResourceCapacityUpgrade.cs
+++ b/Assets/Scripts/ResourceCapacityUpgrade.cs
@@ -20,9 +20,9 @@ public class ResourceCapacityUpgrade : Upgrade
     {
         UpgradeTargets target = UpgradeTargets.capacity;
         City city = gameObject.GetComponent<City>();
-        float currentLevel = city.getLevel(target);
-        city.useResources(getPrices(currentLevel));
-        city.increaseCapacity(currentLevel * 100);
+        float currentLevel = city.GetLevel(target);
+        city.UseResources(GetPrices(currentLevel));
+        city.IncreaseCapacity(currentLevel * 100);
         Debug.Log("Capacity upgraded");
     }
 
diff --git a/Assets/Scripts/ResourceEfficiencyUpgrade.cs b/Assets/Scripts/ResourceEfficiencyUpgrade.cs
index adb204045f25075befe5482c4a549ac503c2da75..6db0798ae22832a5f2caef34c4f8cb3301beb817 100644
--- a/Assets/Scripts/ResourceEfficiencyUpgrade.cs
+++ b/Assets/Scripts/ResourceEfficiencyUpgrade.cs
@@ -20,7 +20,7 @@ public class ResourceEfficiencyUpgrade : Upgrade
     {
         City city = gameObject.GetComponent<City>();
         increaseEfficiencyLevel();
-        city.useResources(getPrices(getEfficiencyLevel() * getEfficiencyLevel()));
+        city.UseResources(getPrices(getEfficiencyLevel() * getEfficiencyLevel()));
         Debug.Log("Efficienfy upgraded to: " + getEfficiencyLevel());
     }
 }
diff --git a/Assets/Scripts/RoadUpgrade.cs b/Assets/Scripts/RoadUpgrade.cs
index 7ec0befe541b8e0be175f4b80b07a0c802d99d10..ed98d5f6afdb86eed488a6becb8ee34530c10c48 100644
--- a/Assets/Scripts/RoadUpgrade.cs
+++ b/Assets/Scripts/RoadUpgrade.cs
@@ -22,8 +22,8 @@ public class RoadUpgrade : Upgrade
         Road road = gameObject.GetComponent<Road>();
         City city = gameObject.GetComponent<City>();
         float currentLevel = road.getLevel(target);
-        city.useResources(getPrices(currentLevel));
-        road.increaseSpeed(1 / currentLevel);
+        city.UseResources(getPrices(currentLevel));
+        road.IncreaseSpeed(1 / currentLevel);
         Debug.Log("Road upgraded");
     }