diff --git a/gen/org/scorelab/sense/R.java b/gen/org/scorelab/sense/R.java
index b15b617..bebda71 100644
--- a/gen/org/scorelab/sense/R.java
+++ b/gen/org/scorelab/sense/R.java
@@ -1,48 +1,48 @@
-/* AUTO-GENERATED FILE.  DO NOT MODIFY.
- *
- * This class was automatically generated by the
- * aapt tool from the resource data it found.  It
- * should not be modified by hand.
- */
-
-package org.scorelab.sense;
-
-public final class R {
-    public static final class attr {
-    }
-    public static final class drawable {
-        public static final int ic_launcher=0x7f020000;
-        public static final int icon=0x7f020001;
-    }
-    public static final class string {
-        public static final int app_name=0x7f030000;
-    }
-    public static final class style {
-        /** 
-        Base application theme, dependent on API level. This theme is replaced
-        by AppBaseTheme from res/values-vXX/styles.xml on newer devices.
-    
-
-            Theme customizations available in newer API levels can go in
-            res/values-vXX/styles.xml, while customizations related to
-            backward-compatibility can go here.
-        
-
-        Base application theme for API 11+. This theme completely replaces
-        AppBaseTheme from res/values/styles.xml on API 11+ devices.
-    
- API 11 theme customizations can go here. 
-
-        Base application theme for API 14+. This theme completely replaces
-        AppBaseTheme from BOTH res/values/styles.xml and
-        res/values-v11/styles.xml on API 14+ devices.
-    
- API 14 theme customizations can go here. 
-         */
-        public static final int AppBaseTheme=0x7f040000;
-        /**  Application theme. 
- All customizations that are NOT specific to a particular API-level can go here. 
-         */
-        public static final int AppTheme=0x7f040001;
-    }
-}
+/* AUTO-GENERATED FILE.  DO NOT MODIFY.
+ *
+ * This class was automatically generated by the
+ * aapt tool from the resource data it found.  It
+ * should not be modified by hand.
+ */
+
+package org.scorelab.sense;
+
+public final class R {
+    public static final class attr {
+    }
+    public static final class drawable {
+        public static final int ic_launcher=0x7f020000;
+        public static final int icon=0x7f020001;
+    }
+    public static final class string {
+        public static final int app_name=0x7f030000;
+    }
+    public static final class style {
+        /** 
+        Base application theme, dependent on API level. This theme is replaced
+        by AppBaseTheme from res/values-vXX/styles.xml on newer devices.
+    
+
+            Theme customizations available in newer API levels can go in
+            res/values-vXX/styles.xml, while customizations related to
+            backward-compatibility can go here.
+        
+
+        Base application theme for API 11+. This theme completely replaces
+        AppBaseTheme from res/values/styles.xml on API 11+ devices.
+    
+ API 11 theme customizations can go here. 
+
+        Base application theme for API 14+. This theme completely replaces
+        AppBaseTheme from BOTH res/values/styles.xml and
+        res/values-v11/styles.xml on API 14+ devices.
+    
+ API 14 theme customizations can go here. 
+         */
+        public static final int AppBaseTheme=0x7f040000;
+        /**  Application theme. 
+ All customizations that are NOT specific to a particular API-level can go here. 
+         */
+        public static final int AppTheme=0x7f040001;
+    }
+}
diff --git a/src/org/scorelab/sense/dataCollector/sms/observe/SmsObserveData.java b/src/org/scorelab/sense/dataCollector/sms/observe/SmsObserveData.java
new file mode 100644
index 0000000..5cbc8e3
--- /dev/null
+++ b/src/org/scorelab/sense/dataCollector/sms/observe/SmsObserveData.java
@@ -0,0 +1,17 @@
+package org.scorelab.sense.dataCollector.sms.observe;
+
+import org.scorelab.sense.annotation.Attributes;
+
+public class SmsObserveData {
+	@Attributes(primaryKey = true)
+    public String toAddress;
+    public String messageLength;
+    public String messageTimestamp;
+    @Attributes(primaryKey = true)
+    public String timestamp;
+    public String collectTimestamp;
+    
+    public SmsObserveData(String toAddress, String messageLength, String messageTimestamp){
+    	
+    }
+}
diff --git a/src/org/scorelab/sense/dataCollector/sms/observe/SmsObserveDataReader.java b/src/org/scorelab/sense/dataCollector/sms/observe/SmsObserveDataReader.java
new file mode 100644
index 0000000..71ac89a
--- /dev/null
+++ b/src/org/scorelab/sense/dataCollector/sms/observe/SmsObserveDataReader.java
@@ -0,0 +1,60 @@
+package org.scorelab.sense.dataCollector.sms.observe;
+
+import java.math.BigInteger;
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+
+import org.scorelab.sense.util.SenseLog;
+
+import android.content.Context;
+import android.database.ContentObserver;
+import android.database.Cursor;
+import android.net.Uri;
+import android.os.Handler;
+
+public class SmsObserveDataReader extends ContentObserver {
+
+	private MessageDigest sensMessageDigest;
+	Context context;
+
+	public SmsObserveDataReader(Handler handler) {
+		super(handler);
+	}
+
+	@Override
+	public void onChange(boolean selfChange) {
+		super.onChange(selfChange);
+
+		try {
+			sensMessageDigest = MessageDigest.getInstance("MD5");
+		} catch (NoSuchAlgorithmException e) {
+			SenseLog.w("NoSuchAlgorithmException Throws");
+		}
+
+		Uri sMSURI = Uri.parse("content://sms/");
+
+		Cursor cursor = context.getContentResolver().query(sMSURI, null, null,
+				null, null);
+
+		while (cursor.moveToNext()) {
+
+			String toAddress = cursor.getString(cursor
+					.getColumnIndex("address"));
+			int messageLength = cursor.getString(cursor.getColumnIndex("body"))
+					.length();
+			long messageTimestamp = cursor.getLong(cursor
+					.getColumnIndex("date"));
+
+			sensMessageDigest.reset();
+            byte[] fromAdressDigest = sensMessageDigest.digest(toAddress
+                            .getBytes());
+            BigInteger bigIntegerOfFromAdress = new BigInteger(1,
+                            fromAdressDigest);
+            String fromAddressHash = bigIntegerOfFromAdress.toString();
+		}
+
+		;
+
+	}
+
+}