This is an example of how to override the html for a list of listings

Listing HTML Override for functions.php

function matt_listing_method($return,$raw,$html){
	$location   = $raw['location'];
	$cur_data   = $raw['cur_data'];
	$uncur_data = $raw['uncur_data'];
	?>
		<div class="listing">
			<span>Address: <?php echo $location['address'].', '.$location['locality'].', '.$location['region'].' '.$location['postal'] ?></span>
				<a href="<?php echo $cur_data['url'] ?>">Click Here to View Property</a> |
				<a href="https://maps.google.com/maps?q=<?php echo $location['full_address'] ?>&hl=en&z=15<br />">View on a map</a>

		</div>
	<?php
}
add_filter('pls_listing_home', 'matt_listing_method',10,3);