yield

$properties = array(
	'relation' => 'OR',
	array(
		'key'     => '_yield',
		'value'   => '1',
		'compare' => '>',
		'type'    => 'NUMERIC',
	),
	array(
		'key'     => '_likelyrentamount',
		'value'   => '1',
		'compare' => '>=',
		'type'    => 'NUMERIC',
	),
);