diff --git a/backend/app/plugins/wiaas/includes/admin/class-wiaas-admin-package.php b/backend/app/plugins/wiaas/includes/admin/class-wiaas-admin-package.php
index d94b2fd..1b168b8 100644
--- a/backend/app/plugins/wiaas/includes/admin/class-wiaas-admin-package.php
+++ b/backend/app/plugins/wiaas/includes/admin/class-wiaas-admin-package.php
@@ -10,6 +10,7 @@ class Wiaas_Admin_Package {
 
 		require_once dirname( __FILE__ ) . '/package/class-wiaas-admin-linked-packages.php';
 		require_once dirname( __FILE__ ) . '/package/class-wiaas-admin-package-types.php';
+		require_once dirname( __FILE__ ) . '/package/class-wiaas-admin-package-delivery-options.php';
 
 		add_action( 'manage_product_posts_columns', array( __CLASS__, 'manage_list_table_products_columns' ), 999, 2 );
 		add_action( 'woocommerce_product_data_tabs', array( __CLASS__, 'package_data_tabs' ), 999);
diff --git a/backend/app/plugins/wiaas/includes/admin/package/class-wiaas-admin-package-delivery-options.php b/backend/app/plugins/wiaas/includes/admin/package/class-wiaas-admin-package-delivery-options.php
new file mode 100644
index 0000000..5cf2a7c
--- /dev/null
+++ b/backend/app/plugins/wiaas/includes/admin/package/class-wiaas-admin-package-delivery-options.php
@@ -0,0 +1,44 @@
+<?php
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit; // Exit if accessed directly
+}
+
+/**
+ * Class Wiaas_Admin_Package_Delivery_Options
+ */
+class Wiaas_Admin_Package_Delivery_Options {
+
+	public static function init() {
+
+		add_action( 'woocommerce_product_options_general_product_data', array( __CLASS__, 'package_delivery_data' ) );
+
+		add_action( 'woocommerce_process_product_meta', array( __CLASS__, 'process_meta_box' ));
+	}
+
+	/**
+	 * Renders wiaas package delivery options
+	 */
+	public static function package_delivery_data() {
+
+		global $post;
+
+		$additional_days = Wiaas_Package::get_earliest_installation_additional_days( $post->ID );
+
+		include 'views/html-package-delivery-options.php';
+	}
+
+	/**
+	 * Saves posted wiaas package type data
+	 * @param $package_id
+	 */
+	public static function process_meta_box($package_id) {
+
+		file_put_contents('/home/bilal/wiaas.log', print_r($_POST['wiaas_additional_days'], true));
+		if (isset($_POST['wiaas_additional_days'])){
+			Wiaas_Package::save_earliest_installation_additional_days($package_id, $_POST['wiaas_additional_days']);
+		}
+	}
+}
+
+Wiaas_Admin_Package_Delivery_Options::init();
\ No newline at end of file
diff --git a/backend/app/plugins/wiaas/includes/admin/package/views/html-package-delivery-options.php b/backend/app/plugins/wiaas/includes/admin/package/views/html-package-delivery-options.php
new file mode 100644
index 0000000..1308d17
--- /dev/null
+++ b/backend/app/plugins/wiaas/includes/admin/package/views/html-package-delivery-options.php
@@ -0,0 +1,16 @@
+<?php
+/**
+ * Wiaas Package options related to delivery
+ */
+
+if ( ! defined( 'ABSPATH' ) ) {
+	exit;
+}
+?>
+
+<div id="wiaas_package_type_editor" class="options_group show_if_bundle hidden">
+	<p class="form-field">
+		<label for="wiaas_additional_days"><?php esc_html_e( 'Number of additional days for the earliest installation date:', 'wiaas' ); ?></label>
+		<input type="number" id="wiaas_additional_days" name="wiaas_additional_days" min="0" value=<?php echo $additional_days ?> />
+	</p>
+</div>
diff --git a/backend/app/plugins/wiaas/includes/class-wiaas-package.php b/backend/app/plugins/wiaas/includes/class-wiaas-package.php
index 9800711..41ccd43 100644
--- a/backend/app/plugins/wiaas/includes/class-wiaas-package.php
+++ b/backend/app/plugins/wiaas/includes/class-wiaas-package.php
@@ -48,6 +48,23 @@ class Wiaas_Package {
 		return $response;
 	}
 
+	public static function get_earliest_installation_additional_days($package_id){
+		$additional_days = get_post_meta($package_id, '_wiaas_additional_days_prior_installation', true);
+		if ($additional_days === ''){
+			//Value was not set before, default to 5
+			add_post_meta($package_id, '_wiaas_additional_days_prior_installation', 5, true);
+			return 5;
+		}
+		return $additional_days;
+	}
+
+	public static function save_earliest_installation_additional_days($package_id, $additional_days){
+		if (intval($additional_days) < 0){
+			return false;
+		}
+		return update_post_meta($package_id, '_wiaas_additional_days_prior_installation', intval($additional_days));
+	}
+
 	/**
 	 * Append package documents
 	 * @param $data