diff --git a/src/main/java/org/Main.java b/src/main/java/org/Main.java
index 7a3d8c8..35dc502 100644
--- a/src/main/java/org/Main.java
+++ b/src/main/java/org/Main.java
@@ -1,5 +1,12 @@
 package org;
 
+import org.behavior.Serviceable;
+import org.model.ElectricCar;
+import org.model.GasCar;
+import org.model.SportsCar;
+import org.model.Vehicle;
+import org.util.VehicleInspector;
+
 public class Main {
     public static void main(String[] args) {
 
@@ -17,8 +24,17 @@ public class Main {
         //          ElectricCar tesla = new ElectricCar(...);
         // ============================================================
 
+        ElectricCar tesla = new ElectricCar(
+                "Telsa", "Model S", 2022, 1000,
+                4, 500, 80);
 
+        GasCar RR = new GasCar(
+                "Rolls Royce", "Phantom", 2018, 85000,
+                5, 50, "Petrol");
 
+        SportsCar porsche = new SportsCar(
+                "Porsche", "GT3-RS", 2024, 500,
+                2, 70, "Petrol", 3.9);
 
 
         // ============================================================
@@ -32,7 +48,7 @@ public class Main {
         // as their parent type (Vehicle).
         // ============================================================
 
-
+        Vehicle[] vehicles = {tesla, RR, porsche};
 
 
 
@@ -47,7 +63,10 @@ public class Main {
         //   behavior and can call inherited methods.
         // ============================================================
 
-
+        for(Vehicle v : vehicles){
+            v.basicInfo();
+            System.out.println();
+        }
 
 
 
@@ -62,7 +81,9 @@ public class Main {
         //   • Show subclass‑specific inspection messages
         // ============================================================
 
-
+        for(Vehicle v : vehicles){
+            VehicleInspector.inspect(v);
+        }
 
 
 
@@ -80,7 +101,7 @@ public class Main {
         //
         // ============================================================
 
-
+        Serviceable[] serviceables = {tesla, RR, porsche};
 
 
 
@@ -106,7 +127,17 @@ public class Main {
         // Add blank lines between each item for readability.
         // ============================================================
 
-
+        for(Serviceable s : serviceables){
+            Vehicle v = (Vehicle) s;
+            if(s.needsService(v)){
+                System.out.printf("Brand: %s, Model: %s\n", v.getBrand(), v.getModel());
+                s.performService();
+                System.out.println();
+            }
+            else{
+                System.out.println("The car does not need service\n");
+            }
+        }
 
 
 
@@ -118,7 +149,7 @@ public class Main {
         //
         // ============================================================
 
-
+        System.out.println("=== Workshop Completed ===");
 
 
 
diff --git a/src/main/java/org/util/VehicleInspector.java b/src/main/java/org/util/VehicleInspector.java
index c83c420..7eb7966 100644
--- a/src/main/java/org/util/VehicleInspector.java
+++ b/src/main/java/org/util/VehicleInspector.java
@@ -1,6 +1,9 @@
 package org.util;
 
 import org.*;
+import org.model.ElectricCar;
+import org.model.GasCar;
+import org.model.SportsCar;
 import org.model.Vehicle;
 
 /*
@@ -16,7 +19,18 @@ public class VehicleInspector {
 
         // TODO:
         // If ElectricCar → print "Check battery system"
+        if(v instanceof ElectricCar){
+            System.out.println( "Check battery system");
+        }
+
         // If SportsCar → print "Check brakes and performance"
+        if(v instanceof SportsCar){
+            System.out.println("Check brakes and performance");
+        }
+
         // If GasCar → print "Check engine and oil"
+        if(v instanceof GasCar){
+            System.out.println("Check engine and oil");
+        }
     }
 }