diff --git a/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building1.java b/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building1.java
index 8e4b82e..b6b2212 100644
--- a/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building1.java
+++ b/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building1.java
@@ -12,18 +12,27 @@ public class Building1 extends BuildingCard {
     private CharacterType icon ;
     public CharacterType getIcon() {return icon;}
 
+    /**
+     * Constructor of the building
+     * @param era the game era of the building
+     * @param price the price (in food) of the building
+     * @param prestigeValue the number of Prestige Points gained from this building at the end of the game
+     * @param icon the character type used by the building effect
+     */
     public Building1(int era, int price,int prestigeValue, CharacterType icon) {
         super(era,price,prestigeValue);
         effectType = EffectType.ON_EVENT;
         effectId = 1;
         this.icon = icon;
     }
+
+    /**
+     * Method to clone the building: it creates an exact copy.
+     * @return the new copy of the building
+     */
     @Override
     public BuildingCard clone() {
         return new Building1(getEra(),getPrice(),getPrestigeValue(),getIcon());
     }
-    @Override
-    public void applyEffect(Player player) {
-    };
 
 }
diff --git a/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building10.java b/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building10.java
index 8411c31..7f9601c 100644
--- a/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building10.java
+++ b/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building10.java
@@ -9,15 +9,29 @@ import it.polimi.ingsw.gc14.Model.Player;
 import java.util.HashMap;
 
 public class Building10 extends BuildingCard {
+
+    /**
+     * Constructor of the building
+     * @param era the game era of the building
+     * @param price the price (in food) of the building
+     * @param prestigeValue the number of Prestige Points gained from this building at the end of the game
+     */
     public Building10(int era, int price,int prestigeValue) {
         super(era,price,prestigeValue);
         effectType= EffectType.FINAL;
         effectId=10;
     }
+
+    /**
+     * Method to clone the building: it creates an exact copy.
+     * @return the new copy of the building
+     */
     @Override
     public BuildingCard clone() {
         return new Building10(getEra(),getPrice(),getPrestigeValue());
     }
+
+
     @Override
     public void applyEffect(Player player) throws IllegalArgumentException {
         if(!player.buildingCards.contains(this))
diff --git a/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building11.java b/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building11.java
index cc4de12..daa07df 100644
--- a/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building11.java
+++ b/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building11.java
@@ -13,7 +13,14 @@ public class Building11 extends BuildingCard {
     private int PrestigeMul;
     public int getPrestigeMul() {return PrestigeMul;}
 
-
+    /**
+     * Constructor of the building
+     * @param era the game era of the building
+     * @param price the price (in food) of the building
+     * @param prestigeValue the number of Prestige Points gained from this building at the end of the game
+     * @param icon the character type used by the building effect
+     * @param prestigeMul the Prestige Point multiplier used by the building effect
+     */
     public Building11(int era, int price,int prestigeValue, CharacterType  icon, int prestigeMul) {
         super(era,price,prestigeValue);
         effectType = EffectType.FINAL;
@@ -21,10 +28,17 @@ public class Building11 extends BuildingCard {
         this.icon = icon;
         this.PrestigeMul = prestigeMul;
     }
+
+    /**
+     * Method to clone the building: it creates an exact copy.
+     * @return the new copy of the building
+     */
     @Override
     public BuildingCard clone() {
         return new Building11(getEra(),getPrice(),getPrestigeValue(), getIcon(), getPrestigeMul());
     }
+
+
     @Override
     public void applyEffect(Player player) throws IllegalArgumentException {
         if(!player.buildingCards.contains(this))
diff --git a/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building13.java b/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building13.java
index 852a21f..03a46e1 100644
--- a/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building13.java
+++ b/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building13.java
@@ -5,15 +5,29 @@ import it.polimi.ingsw.gc14.Model.Cards.BuildingCard;
 import it.polimi.ingsw.gc14.Model.Player;
 
 public class Building13 extends BuildingCard{
+
+    /**
+     * Constructor of the building
+     * @param era the game era of the building
+     * @param price the price (in food) of the building
+     * @param prestigeValue the number of Prestige Points gained from this building at the end of the game
+     */
     public Building13(int era, int price,int prestigeValue) {
         super(era,price,prestigeValue);
         effectType= EffectType.FINAL;
         effectId=13;
     }
+
+    /**
+     * Method to clone the building: it creates an exact copy.
+     * @return the new copy of the building
+     */
     @Override
     public BuildingCard clone() {
         return new Building13(getEra(),getPrice(),getPrestigeValue());
     }
+
+
     @Override
     public void applyEffect(Player player) throws IllegalArgumentException {
         if(!player.buildingCards.contains(this))
diff --git a/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building4.java b/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building4.java
index d7b2974..33fa499 100644
--- a/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building4.java
+++ b/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building4.java
@@ -12,6 +12,13 @@ public class Building4 extends BuildingCard {
 
     boolean purchased ;
     int numPair;
+
+    /**
+     * Constructor of the building
+     * @param era the game era of the building
+     * @param price the price (in food) of the building
+     * @param prestigeValue the number of Prestige Points gained from this building at the end of the game
+     */
     public Building4(int era, int price,int prestigeValue) {
         super(era,price,prestigeValue);
         effectType= EffectType.INVENTOR_PAIR;
@@ -42,6 +49,11 @@ public class Building4 extends BuildingCard {
 
     }
 
+    /**
+     * Method used to purchase the building. It also handles its initialization.
+     * @param player the player who buys the building
+     * @return the outcome of the operation
+     */
     @Override
     public boolean buy(Player player)
     {
@@ -51,10 +63,16 @@ public class Building4 extends BuildingCard {
         return true;
     }
 
+    /**
+     * Method to clone the building: it creates an exact copy.
+     * @return the new copy of the building
+     */
     @Override
     public BuildingCard clone() {
         return new Building4(getEra(),getPrice(),getPrestigeValue());
     }
+
+
     @Override
     public void applyEffect(Player player) throws IllegalArgumentException {
         if(!player.buildingCards.contains(this))
diff --git a/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building8.java b/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building8.java
index a2d2a6e..b7aac18 100644
--- a/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building8.java
+++ b/src/main/java/it/polimi/ingsw/gc14/Model/Cards/Building/Effects/Building8.java
@@ -10,15 +10,29 @@ import java.util.stream.Collectors;
 
 public class Building8 extends BuildingCard {
 
+
+    /**
+     * Constructor of the building
+     * @param era the game era of the building
+     * @param price the price (in food) of the building
+     * @param prestigeValue the number of Prestige Points gained from this building at the end of the game
+     */
     public Building8(int era, int price,int prestigeValue) {
         super(era,price,prestigeValue);
         effectType= EffectType.FINAL;
         effectId=8;
     }
+
+    /**
+     * Method to clone the building: it creates an exact copy.
+     * @return the new copy of the building
+     */
     @Override
     public BuildingCard clone() {
         return new Building8(getEra(),getPrice(),getPrestigeValue());
     }
+
+
     @Override
     public void applyEffect(Player player) throws IllegalArgumentException {
         if(!player.buildingCards.contains(this))