diff --git a/strategy/src/main/java/com/iluwatar/App.java b/strategy/src/main/java/com/iluwatar/App.java
index bc3c4ad48..26e047dc8 100644
--- a/strategy/src/main/java/com/iluwatar/App.java
+++ b/strategy/src/main/java/com/iluwatar/App.java
@@ -1,5 +1,11 @@
 package com.iluwatar;
 
+/**
+ * 
+ * Strategy (DragonSlayingStrategy) encapsulates the algorithm to use.
+ * The object (DragonSlayer) can alter its behavior by changing its strategy.
+ *
+ */
 public class App 
 {
     public static void main( String[] args )
diff --git a/strategy/src/main/java/com/iluwatar/DragonSlayer.java b/strategy/src/main/java/com/iluwatar/DragonSlayer.java
index 7e58a9f8e..0111c7e66 100644
--- a/strategy/src/main/java/com/iluwatar/DragonSlayer.java
+++ b/strategy/src/main/java/com/iluwatar/DragonSlayer.java
@@ -1,5 +1,10 @@
 package com.iluwatar;
 
+/**
+ * 
+ * DragonSlayer uses different strategies to slay the dragon.
+ *
+ */
 public class DragonSlayer {
 
 	private DragonSlayingStrategy strategy;
diff --git a/strategy/src/main/java/com/iluwatar/DragonSlayingStrategy.java b/strategy/src/main/java/com/iluwatar/DragonSlayingStrategy.java
index 214ae7089..100ad29ed 100644
--- a/strategy/src/main/java/com/iluwatar/DragonSlayingStrategy.java
+++ b/strategy/src/main/java/com/iluwatar/DragonSlayingStrategy.java
@@ -1,5 +1,10 @@
 package com.iluwatar;
 
+/**
+ * 
+ * Strategy interface.
+ *
+ */
 public interface DragonSlayingStrategy {
 
 	void execute();