diff --git a/it/unisa/info13d/Articoli/BeniDiConsumo.java b/it/unisa/info13d/Articoli/BeniDiConsumo.java
index 1cf2193..11dc84a 100644
--- a/it/unisa/info13d/Articoli/BeniDiConsumo.java
+++ b/it/unisa/info13d/Articoli/BeniDiConsumo.java
@@ -6,7 +6,7 @@ package it.unisa.info13d.Articoli;
  * Date: 16/12/13
  * Time: 18.46
  */
-public class BeniDiConsumo {
+public class BeniDiConsumo implements Utilizzabile{
 
     /**
      *
@@ -23,4 +23,10 @@ public class BeniDiConsumo {
 
     }
 
+	@Override
+	public boolean eAcquistabile() {
+		// TODO Auto-generated method stub
+		return false;
+	}
+
 }
diff --git a/it/unisa/info13d/Articoli/CeneInRistoranti.java b/it/unisa/info13d/Articoli/CeneInRistoranti.java
index bd1eb54..3e904f2 100644
--- a/it/unisa/info13d/Articoli/CeneInRistoranti.java
+++ b/it/unisa/info13d/Articoli/CeneInRistoranti.java
@@ -8,7 +8,7 @@ import java.util.GregorianCalendar;
  * Date: 16/12/13
  * Time: 18.47
  */
-public class CeneInRistoranti {
+public class CeneInRistoranti implements Utilizzabile{
 
     /**
      *
@@ -30,5 +30,11 @@ public class CeneInRistoranti {
 
     }
 
+	@Override
+	public boolean eAcquistabile() {
+		// TODO Auto-generated method stub
+		return false;
+	}
+
 
 }
diff --git a/it/unisa/info13d/Articoli/Vacanze.java b/it/unisa/info13d/Articoli/Vacanze.java
index f628f2c..4f090b0 100644
--- a/it/unisa/info13d/Articoli/Vacanze.java
+++ b/it/unisa/info13d/Articoli/Vacanze.java
@@ -8,7 +8,7 @@ import java.util.GregorianCalendar;
  * Date: 16/12/13
  * Time: 18.45
  */
-public  class Vacanze {
+public  class Vacanze implements Utilizzabile{
 
 
     /**
@@ -30,4 +30,10 @@ public  class Vacanze {
 
     }
 
+	@Override
+	public boolean eAcquistabile() {
+		// TODO Auto-generated method stub
+		return false;
+	}
+
 }