diff --git a/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/helloworld/HelloWorldRule.java b/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/helloworld/HelloWorldRule.java
index d01d594..fd754d0 100644
--- a/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/helloworld/HelloWorldRule.java
+++ b/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/helloworld/HelloWorldRule.java
@@ -34,12 +34,12 @@ import io.github.benas.easyrules.core.BasicRule;
 public class HelloWorldRule extends BasicRule {
 
     /**
-     * The user input
+     * The user input which represents the data that the rule will operate on.
      */
     private String input;
 
-    public HelloWorldRule(String name, String description, int priority) {
-        super(name, description, priority);
+    public HelloWorldRule(String name, String description) {
+        super(name, description);
     }
 
     @Override
diff --git a/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/helloworld/HelloWorldSampleLauncher.java b/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/helloworld/HelloWorldSampleLauncher.java
index aeee228..0f0104e 100644
--- a/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/helloworld/HelloWorldSampleLauncher.java
+++ b/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/helloworld/HelloWorldSampleLauncher.java
@@ -24,7 +24,6 @@
 
 package io.github.benas.easyrules.samples.helloworld;
 
-import io.github.benas.easyrules.api.RulesEngine;
 import io.github.benas.easyrules.core.DefaultRulesEngine;
 
 import java.util.Scanner;
@@ -45,7 +44,7 @@ public class HelloWorldSampleLauncher {
         /**
          * Define the rule
          */
-        HelloWorldRule helloWorldRule = new HelloWorldRule("Hello World rule", "Say Hello to only duke's friends", 1);
+        HelloWorldRule helloWorldRule = new HelloWorldRule("Hello World rule", "Say Hello to only duke's friends");
 
         /**
          * Set data to operate on
@@ -55,7 +54,7 @@ public class HelloWorldSampleLauncher {
         /**
          * Create a default rules engine and register the business rule
          */
-        RulesEngine rulesEngine = new DefaultRulesEngine();
+        DefaultRulesEngine rulesEngine = new DefaultRulesEngine();
         rulesEngine.registerRule(helloWorldRule);
 
         /**
diff --git a/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/order/OrderSampleLauncher.java b/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/order/OrderSampleLauncher.java
index d42f7d9..af8a852 100644
--- a/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/order/OrderSampleLauncher.java
+++ b/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/order/OrderSampleLauncher.java
@@ -46,8 +46,7 @@ public class OrderSampleLauncher {
          */
         SuspectOrderRule suspectOrderRule = new SuspectOrderRule(
                 "Suspect Order",
-                "Send alert if a new customer places an order with amount greater than a threshold",
-                1);
+                "Send alert if a new customer places an order with amount greater than a threshold");
 
         /**
          * Set data to operate on
@@ -58,7 +57,7 @@ public class OrderSampleLauncher {
         /**
          * Create a default rules engine and register the business rule
          */
-        RulesEngine rulesEngine = new DefaultRulesEngine();
+        DefaultRulesEngine rulesEngine = new DefaultRulesEngine();
         rulesEngine.registerRule(suspectOrderRule);
 
         /**
diff --git a/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/order/SuspectOrderJmxManagedRule.java b/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/order/SuspectOrderJmxManagedRule.java
index fe5fba5..43a0957 100644
--- a/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/order/SuspectOrderJmxManagedRule.java
+++ b/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/order/SuspectOrderJmxManagedRule.java
@@ -50,4 +50,4 @@ public interface SuspectOrderJmxManagedRule extends Rule {
      */
     void setSuspectOrderAmountThreshold(float suspectOrderAmountThreshold);
 
-}
+}
\ No newline at end of file
diff --git a/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/order/SuspectOrderRule.java b/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/order/SuspectOrderRule.java
index f274830..904b7b4 100644
--- a/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/order/SuspectOrderRule.java
+++ b/easyrules-samples/src/main/java/io/github/benas/easyrules/samples/order/SuspectOrderRule.java
@@ -26,11 +26,14 @@ package io.github.benas.easyrules.samples.order;
 
 import io.github.benas.easyrules.core.BasicRule;
 
+import javax.management.MXBean;
+
 /**
  * Business rule class that defines suspect order rule.
  *
  * @author Mahmoud Ben Hassine (md.benhassine@gmail.com)
  */
+@MXBean
 public class SuspectOrderRule extends BasicRule implements SuspectOrderJmxManagedRule {
 
     private float suspectOrderAmountThreshold = 1000;
@@ -39,8 +42,8 @@ public class SuspectOrderRule extends BasicRule implements SuspectOrderJmxManage
 
     private Customer customer;
 
-    SuspectOrderRule(String name, String description, int priority) {
-        super(name, description, priority);
+    SuspectOrderRule(String name, String description) {
+        super(name, description);
     }
 
     @Override