primary_address_postalcode_required.php

<?php
/**
 * Make the primary address postalcode required when the status is "qualified"
 * and the region_c equals to "Europe", "Middle East", "Africa"
 *
 */
$dependencies['Leads']['primary_address_postalcode'] = array(
	'hooks' => array("edit"), // this is when you want it to fire, since it's only on edit view we just have edit
	'trigger' => 'true', // to fire when fields change
	'triggerFields' => array('status', 'region_c'), // which fields to fire on when they change
	'onload' => true, // fire when page is loaded
	'actions' => array(  // actions we want to run, you can have multiple actions here
		array(
			'name' => 'SetRequired', // we want to make the postal code required
			'params' => array( // the params for the method
				'target' => 'primary_address_postalcode', // the field id
				'label'  => 'primary_address_postalcode_label', // the field label id
				'value' => 'and(equal($status, "Qualified"), isInList($region_c, createList("Europe","Middle East","Africa")))', // the SugarLogic for it to tigger if the field is required or not
			),
		),
	),
);