diff --git a/examples/java/A110xSample.java b/examples/java/A110xSample.java
index eafb4925..cba6c811 100644
--- a/examples/java/A110xSample.java
+++ b/examples/java/A110xSample.java
@@ -33,6 +33,8 @@ public class A110xSample {
 	}
 	
 	public static void main(String argv[]) throws InterruptedException {
+//! [Interesting]
+        // Instantiate an A110X sensor on digital pin D2
 		upm_a110x.A110X a110x = new upm_a110x.A110X(2);
 
 		while(true) {
@@ -43,6 +45,7 @@ public class A110xSample {
 				System.out.println("magnet not detected...");
 			}
 			Thread.sleep(1000);
-		}			
+		}
+//! [Interesting]
 	}
 }
diff --git a/examples/java/Adxl345.java b/examples/java/Adxl345.java
index 5308ea7c..8dfad146 100644
--- a/examples/java/Adxl345.java
+++ b/examples/java/Adxl345.java
@@ -33,6 +33,8 @@ public class Adxl345 {
     }
 
     public static void main(String argv[]) throws InterruptedException {
+//! [Interesting]
+        // Note: Sensor only works at 3.3V on the Intel Edison with Arduino breakout
         upm_adxl345.Adxl345 obj = new upm_adxl345.Adxl345(0);
         int[] raw = new int[3];
         float[] accel = new float[3];
@@ -49,5 +51,6 @@ public class Adxl345 {
 
             Thread.sleep(1000);
         }
+//! [Interesting]
     }
 }
diff --git a/examples/java/BISS0001Sample.java b/examples/java/BISS0001Sample.java
index bf9d5c21..7d7a4662 100644
--- a/examples/java/BISS0001Sample.java
+++ b/examples/java/BISS0001Sample.java
@@ -34,6 +34,8 @@ public class BISS0001Sample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
+//! [Interesting]
+        // Instantiate a Grove Motion sensor on GPIO pin D7
 		upm_biss0001.BISS0001 motion = new upm_biss0001.BISS0001(7);
 	
 		while (true) {
@@ -46,6 +48,7 @@ public class BISS0001Sample{
 			
 			Thread.sleep(1000);
 		}
+//! [Interesting]
 	}
 
-}
\ No newline at end of file
+}
diff --git a/examples/java/BuzzerSample.java b/examples/java/BuzzerSample.java
index 228434bc..107de523 100644
--- a/examples/java/BuzzerSample.java
+++ b/examples/java/BuzzerSample.java
@@ -34,6 +34,7 @@ public class BuzzerSample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
+        //! [Interesting]
 		int chord[] = {
 				upm_buzzer.javaupm_buzzer.DO, 
 				upm_buzzer.javaupm_buzzer.RE, 
@@ -57,8 +58,9 @@ public class BuzzerSample{
 			
 			Thread.sleep(100);
 		}
+        //! [Interesting]
 		sound.stopSound();
 	}
 	
 
-}
\ No newline at end of file
+}
diff --git a/examples/java/CJQ4435Sample.java b/examples/java/CJQ4435Sample.java
index 2368ec57..abebf0a5 100644
--- a/examples/java/CJQ4435Sample.java
+++ b/examples/java/CJQ4435Sample.java
@@ -34,6 +34,7 @@ public class CJQ4435Sample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
+        //! [Interesting]
 		// Instantiate a CJQ4435 MOSFET on a PWM capable digital pin D3
 		upm_cjq4435.CJQ4435 mosfet =  new upm_cjq4435.CJQ4435(3);
 		
@@ -56,6 +57,7 @@ public class CJQ4435Sample{
 			}
 			Thread.sleep(1000);
 		}
+        //! [Interesting]
 	}
 
-}
\ No newline at end of file
+}
diff --git a/examples/java/ES08ASample.java b/examples/java/ES08ASample.java
index e1d56965..b9dc8e36 100644
--- a/examples/java/ES08ASample.java
+++ b/examples/java/ES08ASample.java
@@ -35,6 +35,7 @@ public class ES08ASample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
+        //! [Interesting]
 		upm_servo.ES08A servo = new upm_servo.ES08A(6);
 		
 		// Sets the shaft to 180, then to 90, then to 0,
@@ -58,5 +59,6 @@ public class ES08ASample{
 
 		servo.setAngle (180);
 	    System.out.println("Set angle to 180");
+        //! [Interesting]
 	}
-}
\ No newline at end of file
+}
diff --git a/examples/java/GUVAS12DSample.java b/examples/java/GUVAS12DSample.java
index 8287a9da..14e5220d 100644
--- a/examples/java/GUVAS12DSample.java
+++ b/examples/java/GUVAS12DSample.java
@@ -29,7 +29,6 @@ public class GUVAS12DSample{
 	private static final float GUVAS12D_AREF = 5;
 	private static final int SAMPLES_PER_QUERY = 1024;
 
-	
 	static {
 		try {
 			System.loadLibrary("javaupm_guvas12d");
@@ -40,7 +39,9 @@ public class GUVAS12DSample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
-		upm_guvas12d.GUVAS12D volts = new upm_guvas12d.GUVAS12D(3);
+		//! [Interesting]
+        // Instantiate a GUVAS12D on analog pin A3
+        upm_guvas12d.GUVAS12D volts = new upm_guvas12d.GUVAS12D(3);
 		
 		while (true) {
 			float value = volts.value(GUVAS12D_AREF, SAMPLES_PER_QUERY);
@@ -49,6 +50,7 @@ public class GUVAS12DSample{
 		
 			Thread.sleep(1000);
 		}
+        //! [Interesting]
 	}
 
-}
\ No newline at end of file
+}
diff --git a/examples/java/GroveButtonSample.java b/examples/java/GroveButtonSample.java
index 11427c28..903d81a4 100644
--- a/examples/java/GroveButtonSample.java
+++ b/examples/java/GroveButtonSample.java
@@ -34,6 +34,7 @@ public class GroveButtonSample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
+        //! [Interesting]
 		// Create the button object using UART
 		upm_grove.GroveButton button = new upm_grove.GroveButton(0);
 	
@@ -42,6 +43,7 @@ public class GroveButtonSample{
 			
 			Thread.sleep(1000);
 		}
+        //! [Interesting]
 	}
 
-}
\ No newline at end of file
+}
diff --git a/examples/java/GroveLEDSample.java b/examples/java/GroveLEDSample.java
index ea6c969e..97961c20 100644
--- a/examples/java/GroveLEDSample.java
+++ b/examples/java/GroveLEDSample.java
@@ -33,7 +33,8 @@ public class GroveLEDSample {
 	}
 
 	public static void main (String args[]) throws InterruptedException {
-		upm_grove.GroveLed led = new upm_grove.GroveLed(2);
+		//! [Interesting]
+        upm_grove.GroveLed led = new upm_grove.GroveLed(2);
 		
 		for (int i = 0; i < 10; ++i) {
 			led.on();
@@ -42,5 +43,6 @@ public class GroveLEDSample {
 			Thread.sleep(1000);
 		}
 		led.delete();
+        //! [Interesting]
 	}
 }
diff --git a/examples/java/GroveLightSample.java b/examples/java/GroveLightSample.java
index cede39a5..85a17858 100644
--- a/examples/java/GroveLightSample.java
+++ b/examples/java/GroveLightSample.java
@@ -33,7 +33,8 @@ public class GroveLightSample {
 	}
 
 	public static void main (String args[]) throws InterruptedException {
-		upm_grove.GroveLight gl = new upm_grove.GroveLight(2);
+		//! [Interesting]
+        upm_grove.GroveLight gl = new upm_grove.GroveLight(2);
 		
 		while (true) {
 			float raw_value = gl.raw_value();
@@ -44,5 +45,6 @@ public class GroveLightSample {
 			
 			Thread.sleep(1000);
 		}
+        //! [Interesting]
 	}
 }
diff --git a/examples/java/GroveLineFinderSample.java b/examples/java/GroveLineFinderSample.java
index f5469298..8f84135b 100644
--- a/examples/java/GroveLineFinderSample.java
+++ b/examples/java/GroveLineFinderSample.java
@@ -34,7 +34,8 @@ public class GroveLineFinderSample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
-		// Instantiate a Grove Line Finder sensor on digital pin D2
+		//! [Interesting]
+        // Instantiate a Grove Line Finder sensor on digital pin D2
 		upm_grovelinefinder.GroveLineFinder finder = new upm_grovelinefinder.GroveLineFinder(2);
 		// check every second for the presence of white detection
 		while(true){
@@ -48,6 +49,7 @@ public class GroveLineFinderSample{
 
 			Thread.sleep(1000);
 		}
+        //! [Interesting]
 	}
 
-}
\ No newline at end of file
+}
diff --git a/examples/java/GroveMoistureSample.java b/examples/java/GroveMoistureSample.java
index 555d8245..766a567f 100644
--- a/examples/java/GroveMoistureSample.java
+++ b/examples/java/GroveMoistureSample.java
@@ -33,8 +33,9 @@ public class GroveMoistureSample{
 	}
 
 	public static void main (String args[]) throws InterruptedException {
-		upm_grovemoisture.GroveMoisture gm = new upm_grovemoisture.GroveMoisture(1);
-	
+		//! [Interesting]
+        upm_grovemoisture.GroveMoisture gm = new upm_grovemoisture.GroveMoisture(1);
+
 		while (true) {
 			int moisture_val = gm.value();
 			String result;
@@ -50,5 +51,6 @@ public class GroveMoistureSample{
 		
 			Thread.sleep(1000);
 		}
+        //! [Interesting]
 	}
 }
diff --git a/examples/java/GroveRelaySample.java b/examples/java/GroveRelaySample.java
index 4453081e..3c6313f2 100644
--- a/examples/java/GroveRelaySample.java
+++ b/examples/java/GroveRelaySample.java
@@ -33,7 +33,8 @@ public class GroveRelaySample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
-		// Create the button object using UART
+		//! [Interesting]
+        // Create the button object using UART
 		upm_grove.GroveRelay relay = new upm_grove.GroveRelay(5);
 	
 		for( int i = 0 ; i < 3 ; i++ ){
@@ -47,5 +48,6 @@ public class GroveRelaySample{
 				System.out.println("Relay is off");
 			Thread.sleep(1000);
 		}
+        //! [Interesting]
 	}
-}
\ No newline at end of file
+}
diff --git a/examples/java/GroveRotarySample.java b/examples/java/GroveRotarySample.java
index db969bbe..330faf66 100644
--- a/examples/java/GroveRotarySample.java
+++ b/examples/java/GroveRotarySample.java
@@ -34,7 +34,8 @@ public class GroveRotarySample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
-		upm_grove.GroveRotary knob = new upm_grove.GroveRotary(0);
+		//! [Interesting]
+        upm_grove.GroveRotary knob = new upm_grove.GroveRotary(0);
 	
 		while (true) {
 			float abs_value = knob.abs_value();	// Absolute raw value
@@ -49,6 +50,7 @@ public class GroveRotarySample{
 			
 			Thread.sleep(3000);
 		}
+        //! [Interesting]
 	}
 
-}
\ No newline at end of file
+}
diff --git a/examples/java/GroveSlideSample.java b/examples/java/GroveSlideSample.java
index 2a169fa4..c689dac3 100644
--- a/examples/java/GroveSlideSample.java
+++ b/examples/java/GroveSlideSample.java
@@ -33,7 +33,8 @@ public class GroveSlideSample {
 	}
 
 	public static void main (String args[]) throws InterruptedException {
-		// Instantiate new grove slide potentiometer on  analog pin A0
+		//! [Interesting]
+        // Instantiate new grove slide potentiometer on  analog pin A0
         upm_grove.GroveSlide slide = new upm_grove.GroveSlide(0);
 		
 		while (true) {
@@ -45,5 +46,6 @@ public class GroveSlideSample {
 			
 			Thread.sleep(2500);
 		}
+        //! [Interesting]
 	}
 }
diff --git a/examples/java/GroveSpeakerSample.java b/examples/java/GroveSpeakerSample.java
index 5b92bec7..dabb7935 100644
--- a/examples/java/GroveSpeakerSample.java
+++ b/examples/java/GroveSpeakerSample.java
@@ -34,7 +34,8 @@ public class GroveSpeakerSample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
-		// Instantiate a Grove Speaker on digital pin D2
+		//! [Interesting]
+        // Instantiate a Grove Speaker on digital pin D2
 		upm_grovespeaker.GroveSpeaker speaker = new upm_grovespeaker.GroveSpeaker(2);
 		
 		// Play all 7 of the lowest notes
@@ -42,6 +43,7 @@ public class GroveSpeakerSample{
 		
 		// Play a medium C-sharp
 		speaker.playSound('c', true, "med");
-	}
+	    //! [Interesting]
+    }
 
 }
diff --git a/examples/java/GroveTempSample.java b/examples/java/GroveTempSample.java
index 33ca8cf3..15bfe3f6 100644
--- a/examples/java/GroveTempSample.java
+++ b/examples/java/GroveTempSample.java
@@ -33,7 +33,8 @@ public class GroveTempSample {
 	}
 
 	public static void main (String args[]) throws InterruptedException {
-		upm_grove.GroveTemp temp = new upm_grove.GroveTemp(3);
+		//! [Interesting]
+        upm_grove.GroveTemp temp = new upm_grove.GroveTemp(3);
 		
 		for (int i = 0; i < 10; ++i) {
 			
@@ -46,5 +47,6 @@ public class GroveTempSample {
 			Thread.sleep(1000);
 		}
 		temp.delete();
+        //! [Interesting]
 	}
 }
diff --git a/examples/java/GroveWaterSample.java b/examples/java/GroveWaterSample.java
index 535896d6..e20f0701 100644
--- a/examples/java/GroveWaterSample.java
+++ b/examples/java/GroveWaterSample.java
@@ -34,7 +34,8 @@ public class GroveWaterSample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
-		// Instantiate a Grove Water sensor on digital pin D2
+		//! [Interesting]
+        // Instantiate a Grove Water sensor on digital pin D2
 		upm_grovewater.GroveWater water = new upm_grovewater.GroveWater(2);
 		
 		while (true) {
@@ -48,7 +49,8 @@ public class GroveWaterSample{
 			
 			Thread.sleep(1000);
 		}
+        //! [Interesting]
 	}
 	
 
-}
\ No newline at end of file
+}
diff --git a/examples/java/Jhd1313m1Sample.java b/examples/java/Jhd1313m1Sample.java
index 65d36e9e..404c0fb5 100644
--- a/examples/java/Jhd1313m1Sample.java
+++ b/examples/java/Jhd1313m1Sample.java
@@ -34,7 +34,8 @@ public class Jhd1313m1Sample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
-		upm_i2clcd.Jhd1313m1 lcd = new upm_i2clcd.Jhd1313m1(1, 0x3E, 0x62);
+		//! [Interesting]
+        upm_i2clcd.Jhd1313m1 lcd = new upm_i2clcd.Jhd1313m1(1, 0x3E, 0x62);
 		
 		lcd.setCursor(0,0);
 	    lcd.write("Hello World");
@@ -44,7 +45,7 @@ public class Jhd1313m1Sample{
 		System.out.println("Sleeping for 5 seconds");
 		Thread.sleep(5000);
 	    lcd.clear();
-		
+		//! [Interesting]
 	}
 	
-}
\ No newline at end of file
+}
diff --git a/examples/java/MQ303ASample.java b/examples/java/MQ303ASample.java
index 9f336b2a..3a567ae6 100644
--- a/examples/java/MQ303ASample.java
+++ b/examples/java/MQ303ASample.java
@@ -34,7 +34,8 @@ public class MQ303ASample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
-		// Instantiate an mq303a sensor on analog pin A0
+		//! [Interesting]
+        // Instantiate an mq303a sensor on analog pin A0
 		 
 		// This device uses a heater powered from an analog I/O pin.·
 		// If using A0 as the data pin, then you need to use A1, as the heater
@@ -57,6 +58,7 @@ public class MQ303ASample{
 		
 		mq303a.heaterEnable(false);
 		System.out.println("Exiting");
-	}
+	    //! [Interesting]
+    }
 
-}
\ No newline at end of file
+}
diff --git a/examples/java/MY9221Sample.java b/examples/java/MY9221Sample.java
index 54f54363..8579c48a 100644
--- a/examples/java/MY9221Sample.java
+++ b/examples/java/MY9221Sample.java
@@ -34,7 +34,8 @@ public class MY9221Sample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
-		// Instantiate a Grove LED Bar, with Data pin D8 and Clock pin D9
+		//! [Interesting]
+        // Instantiate a Grove LED Bar, with Data pin D8 and Clock pin D9
 		upm_my9221.MY9221 bar = new upm_my9221.MY9221((short) 8, (short) 9);
 	
 		while (true) {
@@ -43,6 +44,7 @@ public class MY9221Sample{
 				Thread.sleep(100);
 			}
 		}
+        //! [Interesting]
 	}
 	
-}
\ No newline at end of file
+}
diff --git a/examples/java/NUNCHUCKSample.java b/examples/java/NUNCHUCKSample.java
index 0724a98d..29b39199 100644
--- a/examples/java/NUNCHUCKSample.java
+++ b/examples/java/NUNCHUCKSample.java
@@ -34,7 +34,8 @@ public class NUNCHUCKSample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
-		// Instantiate a nunchuck controller bus 0
+		//! [Interesting]
+        // Instantiate a nunchuck controller bus 0
 		upm_nunchuck.NUNCHUCK nunchuck = new upm_nunchuck.NUNCHUCK(0);
 		
 		// always do this first
@@ -62,6 +63,7 @@ public class NUNCHUCKSample{
 						
 			Thread.sleep(1000);
 		}
+        //! [Interesting]
 	}
 
-}
\ No newline at end of file
+}
diff --git a/examples/java/OTP538USample.java b/examples/java/OTP538USample.java
index 46b0de64..9b11e508 100644
--- a/examples/java/OTP538USample.java
+++ b/examples/java/OTP538USample.java
@@ -35,7 +35,8 @@ public class OTP538USample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
-		// Instantiate a OTP538U on analog pins A0 and A1
+		//! [Interesting]
+        // Instantiate a OTP538U on analog pins A0 and A1
 		// A0 is used for the Ambient Temperature and A1 is used for the Object temperature.
 		upm_otp538u.OTP538U temps = new upm_otp538u.OTP538U(0, 1, OTP538U_AREF);
 
@@ -45,5 +46,6 @@ public class OTP538USample{
 		
 			Thread.sleep(1000);
 		}
+        //! [Interesting]
 	}
-}
\ No newline at end of file
+}
diff --git a/examples/java/RFR359FSample.java b/examples/java/RFR359FSample.java
index 09b4d2dc..f1839209 100644
--- a/examples/java/RFR359FSample.java
+++ b/examples/java/RFR359FSample.java
@@ -34,7 +34,8 @@ public class RFR359FSample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
-		// Instantiate an RFR359F digital pin D2
+		//! [Interesting]
+        // Instantiate an RFR359F digital pin D2
 		upm_rfr359f.RFR359F dInterruptor = new upm_rfr359f.RFR359F(2);
 		
 		while(true){
@@ -47,6 +48,7 @@ public class RFR359FSample{
 			
 			Thread.sleep(100);
 		}
+        //! [Interesting]
 	}
 	
-}
\ No newline at end of file
+}
diff --git a/examples/java/RotaryEncoderSample.java b/examples/java/RotaryEncoderSample.java
index 81f24eb4..c6526f19 100644
--- a/examples/java/RotaryEncoderSample.java
+++ b/examples/java/RotaryEncoderSample.java
@@ -34,7 +34,8 @@ public class RotaryEncoderSample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
-		// Create the button object using UART
+		//! [Interesting]
+        // Create the button object using UART
 		upm_rotaryencoder.RotaryEncoder rotaryencoder = new upm_rotaryencoder.RotaryEncoder(2, 3);
 	
 		while (true) {
@@ -42,6 +43,7 @@ public class RotaryEncoderSample{
 			
 			Thread.sleep(1000);
 		}
+        //! [Interesting]
 	}
 
-}
\ No newline at end of file
+}
diff --git a/examples/java/TP401Sample.java b/examples/java/TP401Sample.java
index 6a7bbca6..83100f75 100644
--- a/examples/java/TP401Sample.java
+++ b/examples/java/TP401Sample.java
@@ -41,7 +41,8 @@ public class TP401Sample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
-		// Instantiate new grove air quality sensor on analog pin A0
+		//! [Interesting]
+        // Instantiate new grove air quality sensor on analog pin A0
 		upm_gas.TP401 airSensor = new upm_gas.TP401(0);
 		
 		System.out.println(airSensor.name());
@@ -63,7 +64,8 @@ public class TP401Sample{
 			
 			Thread.sleep(100);
 		}
+        //! [Interesting]
 	}
 	
 
-}
\ No newline at end of file
+}
diff --git a/examples/java/TTP223Sample.java b/examples/java/TTP223Sample.java
index f82a80cb..e8507f22 100644
--- a/examples/java/TTP223Sample.java
+++ b/examples/java/TTP223Sample.java
@@ -34,7 +34,8 @@ public class TTP223Sample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
-		upm_ttp223.TTP223 touch = new upm_ttp223.TTP223(7);
+		//! [Interesting]
+        upm_ttp223.TTP223 touch = new upm_ttp223.TTP223(7);
 	
 		while (true) {
 			if(touch.isPressed())
@@ -44,6 +45,7 @@ public class TTP223Sample{
 			
 			Thread.sleep(1000);
 		}
+        //! [Interesting]
 	}
 
-}
\ No newline at end of file
+}
diff --git a/examples/java/YG1006Sample.java b/examples/java/YG1006Sample.java
index 624018c1..4194058e 100644
--- a/examples/java/YG1006Sample.java
+++ b/examples/java/YG1006Sample.java
@@ -34,7 +34,8 @@ public class YG1006Sample{
 	}
 	
 	public static void main(String[] args) throws InterruptedException {
-		// Instantiate a yg1006 flame sensor on digital pin D2
+		//! [Interesting]
+        // Instantiate a yg1006 flame sensor on digital pin D2
 		upm_yg1006.YG1006 flame = new upm_yg1006.YG1006(2);
 		
 		while (true) {
@@ -48,6 +49,7 @@ public class YG1006Sample{
 			
 			Thread.sleep(1000);
 		}
+        //! [Interesting]
 	}
 
-}
\ No newline at end of file
+}