WTBA Relationship
$meta_query = array( 'relation' => 'OR', array( 'key' => 'wtba_relationship', 'value' => 'associate, contractor', 'compare' => 'IN', ), );
$meta_query = array( 'relation' => 'OR', array( 'key' => 'wtba_relationship', 'value' => 'associate, contractor', 'compare' => 'IN', ), );