Displaying custom fields if they exist
<?php if ( $commercial_floor_space || $commercial_rateable_value || $commercial_lease_details ) { ?>
<div class="commercial">
<ul class="fa-ul commercial__features">
<?php if( $commercial_floor_space ) { ?><li><i class="fa-li fa fa-chevron-right"></i> <?php _e( 'Floor Space: ', 'textdomain' ); ?><?php echo esc_html( $commercial_floor_space ); ?> </li><?php } ?>
<?php if( $commercial_rateable_value ) { ?><li><i class="fa-li fa fa-chevron-right"></i> <?php _e( 'Rateable Value: ', 'textdomain' ); ?><?php echo esc_html( $commercial_rateable_value ); ?></li><?php } ?>
<?php if( $commercial_lease_details ) { ?><li><i class="fa-li fa fa-chevron-right"></i> <?php _e( 'Lease Details: ', 'textdomain' ); ?><?php echo esc_html( $commercial_lease_details ); ?></li><?php } ?>
</ul>
</div>
<?php } ?>