public static function tickets_own_stock( $post_id ) {
			$tickets = self::get_all_event_tickets( $post_id );

			// if no tickets or rsvp return false
			if ( ! $tickets ) {
				return false;
			}

			foreach ( $tickets as $ticket ) {

				// if ticket and not RSVP
				if ( 'Tribe__Tickets__RSVP' !== $ticket->provider_class ) {

					$global_stock_mode = $ticket->global_stock_mode();

					if ( Tribe__Tickets__Global_Stock::OWN_STOCK_MODE !== $global_stock_mode ) {
						return false;
					}
				}
			}

			return true;
		}