diff --git a/samples/ship-shipment.php b/samples/ship-shipment.php
new file mode 100644
index 0000000..4d77cb2
--- /dev/null
+++ b/samples/ship-shipment.php
@@ -0,0 +1,18 @@
+<?php
+date_default_timezone_set('Europe/London');
+error_reporting(E_ALL);
+require_once '../src/ProductionSDK.php';
+
+$productionClient = new ProductionSDK(
+	'https://ONEFLOW-URL-HERE/api',
+	'ONEFLOW-ACCOUNT-TOKEN-HERE',
+	'ONEFLOW-ACCOUNT-SECRET-HERE'
+);
+
+$shipmentId = "SHIPMENT_ID_HERE";
+
+$response = $productionClient->setShipmentAsShipped($shipmentId);
+
+if (!empty($response)) {
+	echo $response;
+}
diff --git a/src/OneflowSDK.php b/src/OneflowSDK.php
index 8c60052..1d51b38 100644
--- a/src/OneflowSDK.php
+++ b/src/OneflowSDK.php
@@ -226,12 +226,9 @@ public function ordersUpdateById($id, $orderData){
 		else				return false;
 	}
 
-/////////////////////////////////////////////////////////////////
-
 	/**
-	 * request function.
+	 * Performs an HTTP request to the OneFlow API
 	 *
-	 * @access private
 	 * @param mixed $method
 	 * @param mixed $path
 	 * @param mixed $jsonData (default: null)
@@ -239,7 +236,7 @@ public function ordersUpdateById($id, $orderData){
      * @throws Exception
 	 * @return mixed
 	 */
-	protected function request($method, $path, $jsonData=null, $optional_headers = null) {
+	public function request($method, $path, $jsonData=null, $optional_headers = null) {
 		ini_set("track_errors","on");
 
 		$timestamp = time();
@@ -283,14 +280,13 @@ protected function request($method, $path, $jsonData=null, $optional_headers = n
 	}
 
 	/**
-	 * get function.
+	 * Performs a GET HTTP request
 	 *
-	 * @access private
 	 * @param mixed $path
 	 * @param string $format (default: 'application/json')
 	 * @return mixed
 	 */
-	protected function get($path, $format = 'application/json'){
+	public function get($path, $format = 'application/json'){
 		try {
 			$response = $this->request("GET", $path, "", array(
 	    		'Accept' => $format,
@@ -305,15 +301,14 @@ protected function get($path, $format = 'application/json'){
 	}
 
 	/**
-	 * post function.
+	 * Performs a POST HTTP request
 	 *
-	 * @access private
 	 * @param mixed $path
 	 * @param mixed $jsonData
 	 * @param string $format (default: 'application/json')
 	 * @return mixed
 	 */
-	protected function post($path, $jsonData, $format = 'application/json')	{
+	public function post($path, $jsonData, $format = 'application/json')	{
 		try {
 			$response = $this->request("POST", $path, $jsonData, array(
 	    		'Content-Type' => $format,
@@ -328,15 +323,14 @@ protected function post($path, $jsonData, $format = 'application/json')	{
 	}
 
 	/**
-	 * put function.
+	 * Performs a PUT HTTP request
 	 *
-	 * @access private
 	 * @param mixed $path
 	 * @param mixed $jsonData
 	 * @param string $format (default: 'application/json')
 	 * @return mixed
 	 */
-	protected function put($path, $jsonData = null, $format = 'application/json'){
+	public function put($path, $jsonData = null, $format = 'application/json'){
 		try {
 			$response = $this->request("PUT", $path, $jsonData, array(
 	    		'Content-Type' => $format,
@@ -351,14 +345,13 @@ protected function put($path, $jsonData = null, $format = 'application/json'){
 	}
 
 	/**
-	 * del function.
+	 * Performs a DELETE HTTP request
 	 *
-	 * @access private
 	 * @param mixed $path
 	 * @param string $format (default: 'application/json')
 	 * @return mixed
 	 */
-	protected function del($path, $format = 'application/json'){
+	public function del($path, $format = 'application/json'){
 		try {
 			$response = $this->request("DELETE", $path, "", array(
 	    		'Accept' => $format,
@@ -427,4 +420,4 @@ private function token($method, $path, $timestamp){
 		$stringToSign = strtoupper($method) . ' ' . $path . ' ' . $timestamp;
 		return $this->key . ':' . hash_hmac('sha1', $stringToSign, $this->secret);
 	}
-}
\ No newline at end of file
+}
diff --git a/src/ProductionSDK.php b/src/ProductionSDK.php
index 9af85b8..cd3da08 100644
--- a/src/ProductionSDK.php
+++ b/src/ProductionSDK.php
@@ -1,117 +1,265 @@
 <?php
 
 if (!class_exists('OneflowSDK')) {
-	require_once 'OneFlowSDK.php';
+	require_once __DIR__ . '/OneflowSDK.php';
 }
 
 class ProductionSDK extends OneflowSDK	{
 
+	/**
+	 * Returns a list of stations
+	 * @return mixed
+	 */
 	public function getStations(){
 		return $this->get("/station");
 	}
+
+	/**
+	 * Creates a station
+	 * @param $jsonData
+	 * @return mixed
+	 */
 	public function addStation($jsonData){
 		return $this->post("/station", $jsonData);
 	}
 
+	/**
+	 * Returns a list of SKUs
+	 * @return mixed
+	 */
 	public function getSKUs(){
 		return $this->get("/sku");
 	}
+
+	/**
+	 * Creates a SKU
+	 * @param $jsonData
+	 * @return mixed
+	 */
 	public function addSKU($jsonData){
 		return $this->post("/sku", $jsonData);
 	}
 
+	/**
+	 * Returns a list of clients
+	 * @return mixed
+	 */
 	public function getClients(){
 		return $this->get("/client");
 	}
+
+	/**
+	 * Creates a client
+	 * @param $jsonData
+	 * @return mixed
+	 */
 	public function addClient($jsonData){
 		return $this->post("/client", $jsonData);
 	}
 
+	/**
+	 * Returns a list of batches
+	 * @return mixed
+	 */
 	public function getBatches(){
 		return $this->get("/batch");
 	}
 
+	/**
+	 * Returns a list of walls
+	 * @return mixed
+	 */
 	public function getWalls(){
 		return $this->get("/wall");
 	}
+
+	/**
+	 * Creates a wall
+	 * @param $jsonData
+	 * @return mixed
+	 */
 	public function addWall($jsonData){
 		return $this->post("/wall", $jsonData);
 	}
 
+	/**
+	 * Returns a list of stocks
+	 * @return mixed
+	 */
 	public function getStock(){
 		return $this->get("/stock");
 	}
+
+	/**
+	 * Creates a stock
+	 * @param $jsonData
+	 * @return mixed
+	 */
 	public function addStock($jsonData){
 		return $this->post("/stock", $jsonData);
 	}
 
+	/**
+	 * Returns a list of couriers
+	 * @return mixed
+	 */
 	public function getCouriers(){
 		return $this->get("/courier");
 	}
+
+	/**
+	 * Creates a courier
+	 * @param $jsonData
+	 * @return mixed
+	 */
 	public function addCourier($jsonData){
 		return $this->post("/courier", $jsonData);
 	}
 
-	public function getPresses(){
-		return $this->get("/press");
-	}
-	public function addPress($jsonData){
-		return $this->post("/press", $jsonData);
-	}
-
+	/**
+	 * Returns a list of accounts
+	 * @return mixed
+	 */
 	public function getAccounts(){
 		return $this->get("/account");
 	}
+
+	/**
+	 * Return a list of accounts
+	 * @return mixed
+	 */
 	public function getAccount(){
 		return $this->get("/account");
 	}
 
+	/**
+	 * Returns the current account settings
+	 * @return mixed
+	 */
 	public function getAccountSettings(){
 		return $this->get("/accountSettings");
 	}
+
+	/**
+	 * Returns the sub-batches for a given station
+	 * @param $id
+	 * @return mixed
+	 */
 	public function getStationWorkList($id){
 		return $this->get("/worklist/id/$id");
 	}
 
+	/**
+	 * Returns a list of products
+	 * @return mixed
+	 */
 	public function getProducts(){
 		return $this->get("/product");
 	}
+
+	/**
+	 * Creates a product
+	 * @param $jsonData
+	 * @return mixed
+	 */
 	public function addProduct($jsonData){
 		return $this->post("/product", $jsonData);
 	}
+
+	/**
+	 * Deletes a product
+	 * @param $id
+	 * @return mixed
+	 */
 	public function removeProduct($id){
 		return $this->del("/product/$id");
 	}
 
+	/**
+	 * Creates a event type
+	 * @param $jsonData
+	 * @return mixed
+	 */
 	public function addEventType($jsonData){
 		return $this->post("/event-type", $jsonData);
 	}
+
+	/**
+	 * Returns a list of event types
+	 * @return mixed
+	 */
 	public function getEventTypes(){
 		return $this->get("/event-type");
 	}
 
+	/**
+	 * Returns a list of papers
+	 * @return mixed
+	 */
 	public function getPaper(){
 		return $this->get("/paper");
 	}
+
+	/**
+	 * Creates a paper
+	 * @param $jsonData
+	 * @return mixed
+	 */
 	public function addPaper($jsonData){
 		return $this->post("/paper", $jsonData);
 	}
 
+	/**
+	 * Returns a list of printers
+	 * @return mixed
+	 */
 	public function getPrinters(){
 		return $this->get("/printer");
 	}
+
+	/**
+	 * Creates a printer
+	 * @param $jsonData
+	 * @return mixed
+	 */
 	public function addPrinter($jsonData){
 		return $this->post("/printer", $jsonData);
 	}
 
+	/**
+	 * Returns a list of users
+	 * @return mixed
+	 */
 	public function getUsers(){
 		return $this->get("/user");
 	}
+
+	/**
+	 * Creates a user
+	 * @param $jsonData
+	 * @return mixed
+	 */
 	public function addUser($jsonData){
 		return $this->post("/register", $jsonData);
 	}
+
+	/**
+	 * Returns a list of files for a given order
+	 * @param $orderId
+	 * @return mixed
+	 */
 	public function getOrderFiles($orderId){
 		return $this->get("/files/order/$orderId");
 	}
 
-}
\ No newline at end of file
+	/**
+	 * Sets a shipment as shipped
+	 * @param $orderId
+	 * @param $jsonData
+	 * @return mixed
+	 */
+	public function setShipmentAsShipped($shipmentId, $jsonData = null){
+		return $this->put("/shipment/shipped/$shipmentId", $jsonData);
+	}
+
+}