diff --git a/src/main/java/com/smartystreets/api/us_street/Batch.java b/src/main/java/com/smartystreets/api/us_street/Batch.java
index 3f0a5c0..bc01fbb 100644
--- a/src/main/java/com/smartystreets/api/us_street/Batch.java
+++ b/src/main/java/com/smartystreets/api/us_street/Batch.java
@@ -10,7 +10,7 @@
 /**
  * This class contains a collection of lookups to be sent to the <br>
  *     SmartyStreets US Street API all at once. This is more efficient than sending them<br>
- *     one at a time.
+ *     one at a time. Maximum batch size is 100.
  */
 public class Batch {
     public static final int MAX_BATCH_SIZE = 100;
@@ -23,7 +23,7 @@ public Batch() {
     }
 
     /**
-     *
+     * Adds a lookup to the batch, as long as there are less than 100 lookup in the batch already.
      * @param newAddress
      * @throws BatchFullException Batch size cannot exceed 100
      */
diff --git a/src/main/java/com/smartystreets/api/us_street/Client.java b/src/main/java/com/smartystreets/api/us_street/Client.java
index 3b66452..7c6f2ed 100644
--- a/src/main/java/com/smartystreets/api/us_street/Client.java
+++ b/src/main/java/com/smartystreets/api/us_street/Client.java
@@ -28,7 +28,7 @@ public void send(Lookup lookup) throws SmartyException, IOException {
     }
 
     /**
-     *
+     * Sends a batch of up to 100 lookups for validation.
      * @param batch Batch must contain between 1 and 100 Lookup objects
      * @throws SmartyException
      * @throws IOException
diff --git a/src/main/java/com/smartystreets/api/us_zipcode/Batch.java b/src/main/java/com/smartystreets/api/us_zipcode/Batch.java
index 84a3577..a1f99b2 100644
--- a/src/main/java/com/smartystreets/api/us_zipcode/Batch.java
+++ b/src/main/java/com/smartystreets/api/us_zipcode/Batch.java
@@ -8,7 +8,7 @@
 import java.util.Vector;
 
 /**
- * This class contains a collection of lookups to be sent to the SmartyStreets US ZIP Code API<br>
+ * This class contains a collection of up to 100 lookups to be sent to the SmartyStreets US ZIP Code API<br>
  *     all at once. This is more efficient than sending them one at a time.
  */
 public class Batch {
diff --git a/src/main/java/com/smartystreets/api/us_zipcode/Client.java b/src/main/java/com/smartystreets/api/us_zipcode/Client.java
index 3f7faae..4fbd39d 100644
--- a/src/main/java/com/smartystreets/api/us_zipcode/Client.java
+++ b/src/main/java/com/smartystreets/api/us_zipcode/Client.java
@@ -27,6 +27,12 @@ public void send(Lookup lookup) throws SmartyException, IOException {
         send(batch);
     }
 
+    /**
+     * Sends a batch of up to 100 lookups for validation.
+     * @param batch Batch must contain between 1 and 100 Lookup objects
+     * @throws SmartyException
+     * @throws IOException
+     */
     public void send(Batch batch) throws SmartyException, IOException {
         Request request = new Request();