trest
$meta_query = array( 'relation' => 'AND', array( 'key' => 's2member_postcode', 'compare' => '!=', ), array( 'key' => 's2member_display_supporter', 'value' => 'Yes', 'compare' => '=', ), );
$meta_query = array( 'relation' => 'AND', array( 'key' => 's2member_postcode', 'compare' => '!=', ), array( 'key' => 's2member_display_supporter', 'value' => 'Yes', 'compare' => '=', ), );