Display order meta in Web Toffee Invoice and Packing Slip plugin

Product Add-Ons Ultimate is compatible with the Invoice and Packing Slip plugin from Web Toffee.

To display order meta on a packing slip or invoice:

If the meta doesn’t show, you might need to add this snippet:

	<?php
	/**
	* Display hidden meta data in Web Toffee Picklist plugin
	*/
	add_filter( 'wt_pklist_show_hidden_order_item_meta', '__return_true' );