diff --git a/src/XeroPHP/Models/Accounting/PurchaseOrder.php b/src/XeroPHP/Models/Accounting/PurchaseOrder.php
index e82a1bfd..46556707 100644
--- a/src/XeroPHP/Models/Accounting/PurchaseOrder.php
+++ b/src/XeroPHP/Models/Accounting/PurchaseOrder.php
@@ -1,8 +1,166 @@
 <?php
-
 namespace XeroPHP\Models\Accounting;
 
-class PurchaseOrder {
+use XeroPHP\Remote;
+use XeroPHP\Traits\PDFTrait;
+use XeroPHP\Traits\AttachmentTrait;
+use XeroPHP\Models\Accounting\PurchaseOrder\LineItem;
+
+class PurchaseOrder extends Remote\Object
+{
+
+    use PDFTrait;
+    use AttachmentTrait;
+
+    /**
+     * The PurchaseOrders endpoint does not create new contacts. You need to provide the ContactID or
+     * ContactNumber of an existing contact. For more information on creating contacts see Contacts.
+     *
+     * @property Contact Contact
+     */
+
+    /**
+     * See LineItems
+     *
+     * @property LineItem[] LineItems
+     */
+
+    /**
+     * Date purchase order was issued – YYYY-MM-DD. Learn more
+     *
+     * @property \DateTime Date
+     */
+
+    /**
+     * Date the goods are to be delivered – YYYY-MM-DD
+     *
+     * @property \DateTime DeliveryDate
+     */
+
+    /**
+     * Line amounts are exclusive of tax by default if you don’t specify this element. See Line Amount
+     * Types
+     *
+     * @property string LineAmountTypes
+     */
+
+    /**
+     * Unique alpha numeric code identifying purchase order (when missing will auto-generate from your
+     * Organisation Invoice Settings)
+     *
+     * @property string PurchaseOrderNumber
+     */
+
+    /**
+     * Additional reference number
+     *
+     * @property string Reference
+     */
+
+    /**
+     * See BrandingThemes
+     *
+     * @property string BrandingThemeID
+     */
+
+    /**
+     * The currency that purchase order has been raised in (see Currencies)
+     *
+     * @property string CurrencyCode
+     */
+
+    /**
+     * The currency rate for a multicurrency purchase order. If no rate is specified, the XE.com day rate
+     * is used.
+     *
+     * @property float CurrencyRate
+     */
+
+    /**
+     * See Purchase Order Status Codes
+     *
+     * @property string Status
+     */
+
+    /**
+     * Boolean to set whether the purchase order should be marked as “sent”. This can be set only on
+     * purchase orders that have been approved or billed
+     *
+     * @property bool SentToContact
+     */
+
+    /**
+     * The address the goods are to be delivered to
+     *
+     * @property string DeliveryAddress
+     */
+
+    /**
+     * The person that the delivery is going to
+     *
+     * @property string AttentionTo
+     */
+
+    /**
+     * The phone number for the person accepting the delivery
+     *
+     * @property string Telephone
+     */
+
+    /**
+     * A free text feild for instructions (500 characters max)
+     *
+     * @property string DeliveryInstructions
+     */
+
+    /**
+     * The date the goods are expected to arrive.
+     *
+     * @property \DateTime ExpectedArrivalDate
+     */
+
+    /**
+     * Xero generated unique identifier for purchase order
+     *
+     * @property string PurchaseOrderID
+     */
+
+    /**
+     * Total of purchase order excluding taxes
+     *
+     * @property float SubTotal
+     */
+
+    /**
+     * Total tax on purchase order
+     *
+     * @property float TotalTax
+     */
+
+    /**
+     * Total of Purchase Order tax inclusive (i.e. SubTotal + TotalTax)
+     *
+     * @property float Total
+     */
+
+    /**
+     * Total of discounts applied on the purchase order line items
+     *
+     * @property float TotalDiscount
+     */
+
+    /**
+     * boolean to indicate if a purchase order has an attachment
+     *
+     * @property bool HasAttachments
+     */
+
+    /**
+     * Last modified date UTC format
+     *
+     * @property \DateTime UpdatedDateUTC
+     */
+
 
     const PURCHASE_ORDER_STATUS_DRAFT      = 'DRAFT';
     const PURCHASE_ORDER_STATUS_SUBMITTED  = 'SUBMITTED';
@@ -11,4 +169,506 @@ class PurchaseOrder {
     const PURCHASE_ORDER_STATUS_DELETED    = 'DELETED';
 
 
-}
\ No newline at end of file
+    /**
+     * Get the resource uri of the class (Contacts) etc
+     *
+     * @return string
+     */
+    public static function getResourceURI()
+    {
+        return 'PurchaseOrders';
+    }
+
+
+    /**
+     * Get the root node name.  Just the unqualified classname
+     *
+     * @return string
+     */
+    public static function getRootNodeName()
+    {
+        return 'PurchaseOrder';
+    }
+
+
+    /**
+     * Get the guid property
+     *
+     * @return string
+     */
+    public static function getGUIDProperty()
+    {
+        return 'PurchaseOrderID';
+    }
+
+
+    /**
+     * Get the stem of the API (core.xro) etc
+     *
+     * @return string|null
+     */
+    public static function getAPIStem()
+    {
+        return Remote\URL::API_CORE;
+    }
+
+
+    /**
+     * Get the supported methods
+     */
+    public static function getSupportedMethods()
+    {
+        return array(
+            Remote\Request::METHOD_GET,
+            Remote\Request::METHOD_PUT
+        );
+    }
+
+    /**
+     *
+     * Get the properties of the object.  Indexed by constants
+     *  [0] - Mandatory
+     *  [1] - Type
+     *  [2] - PHP type
+     *  [3] - Is an Array
+     *  [4] - Saves directly
+     *
+     * @return array
+     */
+    public static function getProperties()
+    {
+        return array(
+            'Contact' => array (true, self::PROPERTY_TYPE_OBJECT, 'Accounting\\Contact', false, false),
+            'LineItems' => array (true, self::PROPERTY_TYPE_OBJECT, 'Accounting\\PurchaseOrder\\LineItem', true, false),
+            'Date' => array (false, self::PROPERTY_TYPE_DATE, '\\DateTime', false, false),
+            'DeliveryDate' => array (false, self::PROPERTY_TYPE_DATE, '\\DateTime', false, false),
+            'LineAmountTypes' => array (false, self::PROPERTY_TYPE_ENUM, null, false, false),
+            'PurchaseOrderNumber' => array (false, self::PROPERTY_TYPE_STRING, null, false, false),
+            'Reference' => array (false, self::PROPERTY_TYPE_STRING, null, false, false),
+            'BrandingThemeID' => array (false, self::PROPERTY_TYPE_STRING, null, false, false),
+            'CurrencyCode' => array (false, self::PROPERTY_TYPE_STRING, null, false, false),
+            'CurrencyRate' => array (false, self::PROPERTY_TYPE_FLOAT, null, false, false),
+            'Status' => array (false, self::PROPERTY_TYPE_STRING, null, false, false),
+            'SentToContact' => array (false, self::PROPERTY_TYPE_BOOLEAN, null, false, false),
+            'DeliveryAddress' => array (false, self::PROPERTY_TYPE_STRING, null, false, false),
+            'AttentionTo' => array (false, self::PROPERTY_TYPE_STRING, null, false, false),
+            'Telephone' => array (false, self::PROPERTY_TYPE_STRING, null, false, false),
+            'DeliveryInstructions' => array (false, self::PROPERTY_TYPE_STRING, null, false, false),
+            'ExpectedArrivalDate' => array (false, self::PROPERTY_TYPE_DATE, '\\DateTime', false, false),
+            'PurchaseOrderID' => array (false, self::PROPERTY_TYPE_STRING, null, false, false),
+            'SubTotal' => array (false, self::PROPERTY_TYPE_FLOAT, null, false, false),
+            'TotalTax' => array (false, self::PROPERTY_TYPE_FLOAT, null, false, false),
+            'Total' => array (false, self::PROPERTY_TYPE_FLOAT, null, false, false),
+            'TotalDiscount' => array (false, self::PROPERTY_TYPE_FLOAT, null, false, false),
+            'HasAttachments' => array (false, self::PROPERTY_TYPE_BOOLEAN, null, false, false),
+            'UpdatedDateUTC' => array (false, self::PROPERTY_TYPE_TIMESTAMP, '\\DateTime', false, false)
+        );
+    }
+
+    public static function isPageable()
+    {
+        return true;
+    }
+
+    /**
+     * @return Contact
+     */
+    public function getContact()
+    {
+        return $this->_data['Contact'];
+    }
+
+    /**
+     * @param Contact $value
+     * @return PurchaseOrder
+     */
+    public function setContact(Contact $value)
+    {
+        $this->propertyUpdated('Contact', $value);
+        $this->_data['Contact'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return LineItem[]|Remote\Collection
+     * Always returns a collection, switch is for type hinting
+     */
+    public function getLineItems()
+    {
+        return $this->_data['LineItems'];
+    }
+
+    /**
+     * @param LineItem $value
+     * @return PurchaseOrder
+     */
+    public function addLineItem(LineItem $value)
+    {
+        $this->propertyUpdated('LineItems', $value);
+        if(!isset($this->_data['LineItems'])){
+            $this->_data['LineItems'] = new Remote\Collection();
+        }
+        $this->_data['LineItems'][] = $value;
+        return $this;
+    }
+
+    /**
+     * @return \DateTime
+     */
+    public function getDate()
+    {
+        return $this->_data['Date'];
+    }
+
+    /**
+     * @param \DateTime $value
+     * @return PurchaseOrder
+     */
+    public function setDate(\DateTime $value)
+    {
+        $this->propertyUpdated('Date', $value);
+        $this->_data['Date'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return \DateTime
+     */
+    public function getDeliveryDate()
+    {
+        return $this->_data['DeliveryDate'];
+    }
+
+    /**
+     * @param \DateTime $value
+     * @return PurchaseOrder
+     */
+    public function setDeliveryDate(\DateTime $value)
+    {
+        $this->propertyUpdated('DeliveryDate', $value);
+        $this->_data['DeliveryDate'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getLineAmountTypes()
+    {
+        return $this->_data['LineAmountTypes'];
+    }
+
+    /**
+     * @param string $value
+     * @return PurchaseOrder
+     */
+    public function setLineAmountType($value)
+    {
+        $this->propertyUpdated('LineAmountTypes', $value);
+        $this->_data['LineAmountTypes'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getPurchaseOrderNumber()
+    {
+        return $this->_data['PurchaseOrderNumber'];
+    }
+
+    /**
+     * @param string $value
+     * @return PurchaseOrder
+     */
+    public function setPurchaseOrderNumber($value)
+    {
+        $this->propertyUpdated('PurchaseOrderNumber', $value);
+        $this->_data['PurchaseOrderNumber'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getReference()
+    {
+        return $this->_data['Reference'];
+    }
+
+    /**
+     * @param string $value
+     * @return PurchaseOrder
+     */
+    public function setReference($value)
+    {
+        $this->propertyUpdated('Reference', $value);
+        $this->_data['Reference'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getBrandingThemeID()
+    {
+        return $this->_data['BrandingThemeID'];
+    }
+
+    /**
+     * @param string $value
+     * @return PurchaseOrder
+     */
+    public function setBrandingThemeID($value)
+    {
+        $this->propertyUpdated('BrandingThemeID', $value);
+        $this->_data['BrandingThemeID'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getCurrencyCode()
+    {
+        return $this->_data['CurrencyCode'];
+    }
+
+    /**
+     * @param string $value
+     * @return PurchaseOrder
+     */
+    public function setCurrencyCode($value)
+    {
+        $this->propertyUpdated('CurrencyCode', $value);
+        $this->_data['CurrencyCode'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return float
+     */
+    public function getCurrencyRate()
+    {
+        return $this->_data['CurrencyRate'];
+    }
+
+    /**
+     * @param float $value
+     * @return PurchaseOrder
+     */
+    public function setCurrencyRate($value)
+    {
+        $this->propertyUpdated('CurrencyRate', $value);
+        $this->_data['CurrencyRate'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getStatus()
+    {
+        return $this->_data['Status'];
+    }
+
+    /**
+     * @param string $value
+     * @return PurchaseOrder
+     */
+    public function setStatus($value)
+    {
+        $this->propertyUpdated('Status', $value);
+        $this->_data['Status'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return bool
+     */
+    public function getSentToContact()
+    {
+        return $this->_data['SentToContact'];
+    }
+
+    /**
+     * @param bool $value
+     * @return PurchaseOrder
+     */
+    public function setSentToContact($value)
+    {
+        $this->propertyUpdated('SentToContact', $value);
+        $this->_data['SentToContact'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getDeliveryAddress()
+    {
+        return $this->_data['DeliveryAddress'];
+    }
+
+    /**
+     * @param string $value
+     * @return PurchaseOrder
+     */
+    public function setDeliveryAddress($value)
+    {
+        $this->propertyUpdated('DeliveryAddress', $value);
+        $this->_data['DeliveryAddress'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getAttentionTo()
+    {
+        return $this->_data['AttentionTo'];
+    }
+
+    /**
+     * @param string $value
+     * @return PurchaseOrder
+     */
+    public function setAttentionTo($value)
+    {
+        $this->propertyUpdated('AttentionTo', $value);
+        $this->_data['AttentionTo'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getTelephone()
+    {
+        return $this->_data['Telephone'];
+    }
+
+    /**
+     * @param string $value
+     * @return PurchaseOrder
+     */
+    public function setTelephone($value)
+    {
+        $this->propertyUpdated('Telephone', $value);
+        $this->_data['Telephone'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getDeliveryInstructions()
+    {
+        return $this->_data['DeliveryInstructions'];
+    }
+
+    /**
+     * @param string $value
+     * @return PurchaseOrder
+     */
+    public function setDeliveryInstruction($value)
+    {
+        $this->propertyUpdated('DeliveryInstructions', $value);
+        $this->_data['DeliveryInstructions'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return \DateTime
+     */
+    public function getExpectedArrivalDate()
+    {
+        return $this->_data['ExpectedArrivalDate'];
+    }
+
+    /**
+     * @param \DateTime $value
+     * @return PurchaseOrder
+     */
+    public function setExpectedArrivalDate(\DateTime $value)
+    {
+        $this->propertyUpdated('ExpectedArrivalDate', $value);
+        $this->_data['ExpectedArrivalDate'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getPurchaseOrderID()
+    {
+        return $this->_data['PurchaseOrderID'];
+    }
+
+    /**
+     * @param string $value
+     * @return PurchaseOrder
+     */
+    public function setPurchaseOrderID($value)
+    {
+        $this->propertyUpdated('PurchaseOrderID', $value);
+        $this->_data['PurchaseOrderID'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return float
+     */
+    public function getSubTotal()
+    {
+        return $this->_data['SubTotal'];
+    }
+
+
+    /**
+     * @return float
+     */
+    public function getTotalTax()
+    {
+        return $this->_data['TotalTax'];
+    }
+
+
+    /**
+     * @return float
+     */
+    public function getTotal()
+    {
+        return $this->_data['Total'];
+    }
+
+
+    /**
+     * @return float
+     */
+    public function getTotalDiscount()
+    {
+        return $this->_data['TotalDiscount'];
+    }
+
+
+    /**
+     * @return bool
+     */
+    public function getHasAttachments()
+    {
+        return $this->_data['HasAttachments'];
+    }
+
+
+    /**
+     * @return \DateTime
+     */
+    public function getUpdatedDateUTC()
+    {
+        return $this->_data['UpdatedDateUTC'];
+    }
+
+
+
+}
diff --git a/src/XeroPHP/Models/Accounting/PurchaseOrder/LineItem.php b/src/XeroPHP/Models/Accounting/PurchaseOrder/LineItem.php
new file mode 100644
index 00000000..deee5cd1
--- /dev/null
+++ b/src/XeroPHP/Models/Accounting/PurchaseOrder/LineItem.php
@@ -0,0 +1,383 @@
+<?php
+namespace XeroPHP\Models\Accounting\PurchaseOrder;
+
+use XeroPHP\Remote;
+use XeroPHP\Models\Accounting\TrackingCategory;
+
+class LineItem extends Remote\Object
+{
+
+    /**
+     * The description of the line item. A line item can be created with only a description (i.e no unit
+     * amount or quantity)
+     *
+     * @property float Description
+     */
+
+    /**
+     * LineItem Quantity. If Quantity is specified then a UnitAmount must be specified
+     *
+     * @property float Quantity
+     */
+
+    /**
+     * Lineitem unit amount. Will be rounded to four decimal places
+     *
+     * @property float UnitAmount
+     */
+
+    /**
+     * See Items
+     *
+     * @property string ItemCode
+     */
+
+    /**
+     * See Accounts
+     *
+     * @property string AccountCode
+     */
+
+    /**
+     * Used as an override if the default Tax Code for the selected <AccountCode> is not correct – see
+     * TaxTypes.
+     *
+     * @property string TaxType
+     */
+
+    /**
+     * Percentage discount being applied to a line item
+     *
+     * @property string DiscountRate
+     */
+
+    /**
+     * Optional Tracking Category – see Tracking. Any LineItem can have a maximum of 2 <TrackingCategory>
+     * elements.
+     *
+     * @property TrackingCategory[] Tracking
+     */
+
+    /**
+     * The Xero generated identifier for a LineItem. If LineItemIDs are not included with line items in an
+     * update request then the line items are deleted and recreated.
+     *
+     * @property string LineItemID
+     */
+
+    /**
+     * The tax amount is auto calculated as a percentage of the line amount based on the tax rate.
+     *
+     * @property float TaxAmount
+     */
+
+    /**
+     * The line amount reflects the discounted price if a DiscountRate has been used . i.e LineAmount =
+     * Quantity * Unit Amount * ((100 – DiscountRate)/100)
+     *
+     * @property float LineAmount
+     */
+
+
+
+    /**
+     * Get the resource uri of the class (Contacts) etc
+     *
+     * @return string
+     */
+    public static function getResourceURI()
+    {
+        return 'LineItems';
+    }
+
+
+    /**
+     * Get the root node name.  Just the unqualified classname
+     *
+     * @return string
+     */
+    public static function getRootNodeName()
+    {
+        return 'LineItem';
+    }
+
+
+    /**
+     * Get the guid property
+     *
+     * @return string
+     */
+    public static function getGUIDProperty()
+    {
+        return 'LineItemID';
+    }
+
+
+    /**
+     * Get the stem of the API (core.xro) etc
+     *
+     * @return string|null
+     */
+    public static function getAPIStem()
+    {
+        return Remote\URL::API_CORE;
+    }
+
+
+    /**
+     * Get the supported methods
+     */
+    public static function getSupportedMethods()
+    {
+        return array(
+        );
+    }
+
+    /**
+     *
+     * Get the properties of the object.  Indexed by constants
+     *  [0] - Mandatory
+     *  [1] - Type
+     *  [2] - PHP type
+     *  [3] - Is an Array
+     *  [4] - Saves directly
+     *
+     * @return array
+     */
+    public static function getProperties()
+    {
+        return array(
+            'Description' => array (false, self::PROPERTY_TYPE_FLOAT, null, false, false),
+            'Quantity' => array (false, self::PROPERTY_TYPE_FLOAT, null, false, false),
+            'UnitAmount' => array (false, self::PROPERTY_TYPE_FLOAT, null, false, false),
+            'ItemCode' => array (false, self::PROPERTY_TYPE_STRING, null, false, false),
+            'AccountCode' => array (false, self::PROPERTY_TYPE_STRING, null, false, false),
+            'TaxType' => array (false, self::PROPERTY_TYPE_ENUM, null, false, false),
+            'DiscountRate' => array (false, self::PROPERTY_TYPE_STRING, null, false, false),
+            'Tracking' => array (false, self::PROPERTY_TYPE_OBJECT, 'Accounting\\TrackingCategory', true, false),
+            'LineItemID' => array (false, self::PROPERTY_TYPE_STRING, null, false, false),
+            'TaxAmount' => array (false, self::PROPERTY_TYPE_FLOAT, null, false, false),
+            'LineAmount' => array (false, self::PROPERTY_TYPE_FLOAT, null, false, false)
+        );
+    }
+
+    public static function isPageable()
+    {
+        return false;
+    }
+
+    /**
+     * @return float
+     */
+    public function getDescription()
+    {
+        return $this->_data['Description'];
+    }
+
+    /**
+     * @param float $value
+     * @return LineItem
+     */
+    public function setDescription($value)
+    {
+        $this->propertyUpdated('Description', $value);
+        $this->_data['Description'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return float
+     */
+    public function getQuantity()
+    {
+        return $this->_data['Quantity'];
+    }
+
+    /**
+     * @param float $value
+     * @return LineItem
+     */
+    public function setQuantity($value)
+    {
+        $this->propertyUpdated('Quantity', $value);
+        $this->_data['Quantity'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return float
+     */
+    public function getUnitAmount()
+    {
+        return $this->_data['UnitAmount'];
+    }
+
+    /**
+     * @param float $value
+     * @return LineItem
+     */
+    public function setUnitAmount($value)
+    {
+        $this->propertyUpdated('UnitAmount', $value);
+        $this->_data['UnitAmount'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getItemCode()
+    {
+        return $this->_data['ItemCode'];
+    }
+
+    /**
+     * @param string $value
+     * @return LineItem
+     */
+    public function setItemCode($value)
+    {
+        $this->propertyUpdated('ItemCode', $value);
+        $this->_data['ItemCode'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getAccountCode()
+    {
+        return $this->_data['AccountCode'];
+    }
+
+    /**
+     * @param string $value
+     * @return LineItem
+     */
+    public function setAccountCode($value)
+    {
+        $this->propertyUpdated('AccountCode', $value);
+        $this->_data['AccountCode'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getTaxType()
+    {
+        return $this->_data['TaxType'];
+    }
+
+    /**
+     * @param string $value
+     * @return LineItem
+     */
+    public function setTaxType($value)
+    {
+        $this->propertyUpdated('TaxType', $value);
+        $this->_data['TaxType'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getDiscountRate()
+    {
+        return $this->_data['DiscountRate'];
+    }
+
+    /**
+     * @param string $value
+     * @return LineItem
+     */
+    public function setDiscountRate($value)
+    {
+        $this->propertyUpdated('DiscountRate', $value);
+        $this->_data['DiscountRate'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return TrackingCategory[]|Remote\Collection
+     * Always returns a collection, switch is for type hinting
+     */
+    public function getTracking()
+    {
+        return $this->_data['Tracking'];
+    }
+
+    /**
+     * @param TrackingCategory $value
+     * @return LineItem
+     */
+    public function addTracking(TrackingCategory $value)
+    {
+        $this->propertyUpdated('Tracking', $value);
+        if(!isset($this->_data['Tracking'])){
+            $this->_data['Tracking'] = new Remote\Collection();
+        }
+        $this->_data['Tracking'][] = $value;
+        return $this;
+    }
+
+    /**
+     * @return string
+     */
+    public function getLineItemID()
+    {
+        return $this->_data['LineItemID'];
+    }
+
+    /**
+     * @param string $value
+     * @return LineItem
+     */
+    public function setLineItemID($value)
+    {
+        $this->propertyUpdated('LineItemID', $value);
+        $this->_data['LineItemID'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return float
+     */
+    public function getTaxAmount()
+    {
+        return $this->_data['TaxAmount'];
+    }
+
+    /**
+     * @param float $value
+     * @return LineItem
+     */
+    public function setTaxAmount($value)
+    {
+        $this->propertyUpdated('TaxAmount', $value);
+        $this->_data['TaxAmount'] = $value;
+        return $this;
+    }
+
+    /**
+     * @return float
+     */
+    public function getLineAmount()
+    {
+        return $this->_data['LineAmount'];
+    }
+
+    /**
+     * @param float $value
+     * @return LineItem
+     */
+    public function setLineAmount($value)
+    {
+        $this->propertyUpdated('LineAmount', $value);
+        $this->_data['LineAmount'] = $value;
+        return $this;
+    }
+
+
+}